Traditional LASIK changes the prescription in your glasses by reshaping the cornea. Contoura Lasik takes it a step further in that it studies the unique surface topography of the cornea and designs very personal treatment plans. We aim not only to reduce your dependence on specs but also to improve the quality, sharpness and comfort of vision in which the eye is a good candidate.

What Is This Advanced Procedure?

Contoura LASIK is a highly advanced laser corrective eye procedure that first performs a detailed analysis of the cornea. The cornea is the clear outer surface of the eye which at what may appear to be a healthy level may in fact have very small scale imperfections. These little defects at times do affect sharpness, contrast, glare, halos, and night vision.

In the case of Contoura Lasik the eye is scanned with special equipment which produces in depth data of the cornea’s surface. That info is then used to tailor the laser treatment. Also for this reason Contoura Vision is a choice for patients which desire a more precise approach than what is offered by standard LASIK and also in cases where the patient’s corneal shape and eye health are best suited for this procedure.

It is very much so that we present to you that this treatment does not suit all that are seeking to be free of their glasses. As with any refractive procedure what we do is a full evaluation which includes corneal thickness, corneal topography, tear film health, pupil size, prescription stability, and retinal exam. At a specialized eye hospital we do not go by power alone; we study the total picture of the eye before we make a decision.

How Is It Different from Traditional LASIK?

In terms of what different traditional LASIK and Contoura Lasik have is that personalization. With Standard LASIK we see mainly correction of refractive errors like myopia, hyperopia, and astigmatism. In other words it is focused on the numbers in your glasses. As for Contoura Lasik, which instead looks at the fine scale surface irregularities of the cornea which basic LASIK may not correct.

This is the role of Topography-Guided LASIK. It uses the corneal map as a guide which in turn allows the surgeon to plan treatment according to the individual shape of the cornea. For the right candidate this may support better visual clarity and improved contrast sensitivity. 

Both these procedures are types of Laser Vision Correction and they do very well when the patient is a proper candidate. But what Contoura Lasik may have to offer is a benefit in certain eyes as it customizes treatment of the cornea.

How Does the Procedure Work?

The first step is a thorough pre-operative evaluation. Your doctor will test your eye power, corneal thickness, dry eye status, pupil size, and retina. We also do a corneal topography which creates a detailed map of the corneal surface. This scan is what sets Contoura Lasik apart from traditional LASIK.

On the day of the procedure an anesthetic is put into the eye. A thin corneal flap is created which is similar to in LASIK we do that and the laser treatment is done as per the planned correction. The flap is then put back in place which tends to settle in. 

Most of the time patients are awake for the procedure and usually what they feel is pressure not pain. After Contoura LASIK vision often improves right away, that said we may see some mild watering, light sensitivity, dryness, or a foreign body sensation which is temporary. Follow up visits are very important; they in fact allow the doctor to check on the healing, dryness and visual stability. 

Benefits of Advanced LASIK Treatment

The primary benefit of Contoura LASIK is that it provides for better and more precise visual quality in appropriate patients. Many people are not just interested in reading the smallest letter on the chart; they want comfortable vision for computers, while driving, in outdoor work, at night while traveling, and for daily activities. This is the reason for a custom designed procedure.

Because of the use of corneal mapping in the treatment we are able to address very fine surface defects which in turn may improve visual quality. For some patients this may result in better contrast, reduced glare, and improved results post op. At the same time it is important to note that results still depend on eye health, surgeon’s experience, the technology used, healing response and proper post op care.

This process is not a shortcut or a perfect vision solution. We have an advanced tool here which does produce best results when the right technology is put to use for the right patient. In some cases of unstable power, unhealthy cornea, severe dry eye, thin cornea or certain retinal conditions that patient may not be a good fit for this treatment. 

Who Should Consider This Procedure?

A large group of patients that do well with Contoura Lasik are adults which report stable prescription, have sufficient corneal thickness, healthy tear film, and no present eye disease which may interfere with the healing process or visual results. It may be used for myopia, astigmatism, and in some cases corneal surface irregularities at the doctor’s discretion.

People who work at computers for many hours, drive a great deal, or are looking for high quality unaided vision may go to their eye doctor to ask if this treatment is for them. But the response should always be after a full eye exam. Also at times standard LASIK, SMILE, PRK or some other refractive option may be better suited. 

For in the patient population which is evaluating advanced LASIK options the primary question should be not “Which is the latest? but “Which is the safe and best fit for my eyes? A responsible surgeon will go over the benefits, risks, expected results, side effects and recovery plan in detail before putting forth any recommendation. 

Who May Not Be Suitable?

Not all patients are good candidates for Contoura Lasik. Patients with thin corneas, keratoconus, unstable prescriptions, uncontrolled dry eye, active eye infections, severe allergic eye issues, uncontrolled diabetes, pregnancy related power changes, or unrealistic expectations may be told they are not good candidates for the procedure or asked to wait until the eye condition is stable. 

The FDA and National Eye Institute report that it is of great importance to properly evaluate patients and to inform them of the benefits, risks, and limitations before they undergo LASIK. That which we present also applies to more advanced procedures. It is a health care decision not a cosmetic solution which we rush into, and it must be a very careful process. 

Recovery After the Procedure

Recovery from Contoura LASIK is that which is fast for the great majority of suitable patients. Within a day or two many see much clearer and sharper vision but the eyes do take a few weeks to fully adjust. At first some may experience dryness, glare, light sensitivity, or that vision which is a little variable which is a normal part of the healing process. We manage these issues with the use of prescription eye drops and follow up care. 

Patients are generally told that they should not rub the eyes, to avoid swimming for a few days, also to use the prescribed eye drops which may have been given and to present at the follow up appointments. Gradual return to screen use as per how the patient feels is seen to be the best in the first few days frequent blinking and use of lubricating drops are also recommended.

The results of the procedure are not only a function of the laser. We see post operative care as very much a key element. As for dryness, dropping out of the treatment, or missing follow up appointments which are a must do this is what can impact comfort and which also affects recovery. That is to say that we put the same importance in the pre chosen center’s post intervention program as to the initial procedure. 

Is It Better Than LASIK?

For some patients Contoura Lasik may present a more tailored and refined solution as compared to traditional LASIK. It is also useful when the doctor wants to go beyond correction of the eye power and address fine scale irregularities of the cornea. That said, what may be a better option for some is not necessarily the best choice for all.

Traditional LASIK is still a proven and effective choice for many patients. In Topography-Guided LASIK we add another level of treatment plan but in the end the decision is based on corneal health, prescription, lifestyle and safety. A patient with a simple prescription and healthy cornea may do very well with standard LASIK, while another may benefit more from the advanced mapping which is used in Contoura Vision.

The best approach is to have a full refractive workup. From there your surgeon can discuss with you which option is best for your eyes that may be standard LASIK, SMILE, PRK or some other choice. The aim should always be safe, stable and comfortable vision, not just the latest procedure.

Advanced LASIK at ASG Eye Care

At ASG Eye Care our choice of Contoura Lasik is based on in depth evaluation and counseling. We look at the patient’s spectacle power, corneal thickness, corneal topography, eye surface health, and in general the state of the eyes. This is to determine if the patient is a right candidate and if we can achieve the visual results expected. 

Patients are walked through the full process from prep, through the procedure itself, recovery, possible side effects, to long term results. At ASG Eye Hospital we do patient specific decision making which is key as each cornea is unique and also each patient’s vision requirements are different.

If the time is right we go over the treatment plan in detail. Should another type of Laser Vision Correction be a better option we bring that to the table as well. We don’t just present the latest technology out there, we look to put our patients in the best care for their eyes.

Key Takeaway

Contoura LASIK is an advanced personalized version of LASIK which uses detailed corneal mapping to guide the treatment. It may provide better visual results in certain patients which we have determined through careful analysis especially when there is issue of fine scale corneal surface irregularities. Also it is not for all and does not suit all eyes.

The best strategy is to see an experienced refractive surgeon, get the required scans, weigh the risks and benefits, and at the end pick the safest option. As for which it is — LASIK, PRK, SMILE or some other procedure which is put forth the aim should always be to achieve long term visual comfort and eye safety.

Frequently Asked Questions

1. Is this procedure better than normal LASIK?

It may work best for some patients as we use a detailed map of the cornea to customize the laser treatment. It may help to improve visual sharpness and quality in appropriate eyes. At the same time, traditional LASIK is still very effective for many patients, and which is better is a matter of your corneal health and eye power.

2. What is the difference between Contoura Vision and LASIK?

Contoura Vision is an advanced form of LASIK that uses topography-based planning. Standard LASIK mainly corrects the spectacle number, while this method also studies the corneal surface pattern and guides the laser accordingly.

3. Is Topography-Guided LASIK safe?

This procedure is safe for appropriate candidates which we see when they’ve had a thorough pre op evaluation by a very experienced ophthalmic surgeon. Like all laser eye surgeries this one does have side effects of dry eye, light sensitivity, halos and in some cases under treatment, which is why we are so particular about how we choose our patients.

4. Who is not suitable for this treatment?

Patients that have thin corneas, unstable power, keratoconus, severe dry eye, active eye infection, uncontrolled health issues, or unrealistic expectations may not be suitable. We require a detailed eye exam before we decide.

5. Is Laser Vision Correction permanent?

The process which is permanent also affects the cornea, but as we age we may see natural eye changes also. At reading age presbyopia may set in and also at a later date some people may require more eye care for other issues.

6. How long does recovery take?

Most of our patients see an improvement within a day or two but full comfort and stability may take a few weeks. We prescribe drops, ask that you avoid rubbing your eyes and that you attend all follow up visits which support smooth recovery.

The post Is Contoura Lasik Better Than LASIK? Key Differences, Benefits and Who Should Choose It appeared first on ASG Eye Hospital.

At ASG Eye Care we see that many of our patients question if these procedures are only for those with a high degree of correction or if they are an option for anyone wearing glasses. The answer is that it depends on the patient’s age, prescription stability, corneal thickness, eye health, and what they expect. Laser Vision Correction has come a long way over the years but at the same time the best treatment should always be determined after a full eye evaluation. Through Refractive Surgery we aim not only at improving vision but also at providing long term visual comfort, safety, and confidence.

What Is Refractive Surgery?

Refractive Surgery is a group of eye based procedures that correct what is known as refractive errors which include myopia, hyperopia, and astigmatism. These errors which are a result of the eye’s improper focus of light cause the image to focus in front of, behind, or unevenly on the retina. This in turn causes blurred vision at distance, near, or both.

In many cases the procedure consists of changing the cornea to the clear front of the eye. When the cornea is reformed precisely light enters the eye better focused, which in turn causes the patient to see more clearly which in some cases does away with heavy use of glasses or contacts. Also some of these procedures put in a special lens within the eye instead of changing corneal shape.

Refractive Surgery is not for all eye issues. It does what it is supposed to do, which is to correct focus, not to treat issues like cataract, glaucoma, diabetic retinopathy, or retina disease. That is why we do very thorough screening before surgery. We aim in refractive surgery to put the right patient in the right procedure so that the result is safe, stable and relevant to the real world.

Who Can Consider Refractive Surgery?

Not all patients are good candidates for Refractive Surgery. We usually consider a patient a good fit for Refractive Surgery when the power of the eye has been stable for what we consider to be a reasonable time which we define as at least a year. Also the patient should have healthy corneas, sufficient corneal thickness, controlled dry eye, and no active eye infection or uncontrolled systemic disease.

Age is also a factor. We see that for the most part procedures are put off until adult years when the patient’s eye power has stabilized. Also we have patients with very thin corneas, irregular cornea shape, advanced dry eye, keratoconus, uncontrolled diabetes, pregnancy related changes in prescription, or just plain unrealistic expectations which do not make good candidates. In these cases the ophthalmologist may recommend waiting, a first course of medical treatment, or a different vision correction option.

At ASG Eye Care we do not base our decisions on what the glasses prescription says. Our surgeon does corneal mapping, measures pupil size, tests tear film quality, assesses retina health and looks at the overall eye condition before putting forth any treatment plan.

Common Types of Refractive Surgery

Today there are a variety of procedures which we have at our disposal and each is different in what it does. In Terms of Types of Refractive Surgery what we see is that they range which is to say that for one person we may recommend LASIK and for another PRK, Contoura, or ICL.

The proper Types of Refractive Surgery are chosen after in depth evaluation. One procedure does not necessarily do better than the other. What is best is what fits the patient’s eye structure, prescription, occupation, lifestyle, and long term safety.

How the Procedure Works

In the beginning of the process we have a very in depth pre op consultation. The eye doctor measures the patients’ glasses power, does a corneal topography or tomography, looks at the corneal thickness, does study of the tear film, and also looks at the retina. These tests are to determine if the patient is a good candidate for Refractive Surgery and which procedure is the safest.

In the LASIK Surgery process we use an anesthetic for the eyes prior to the procedure. We create a corneal flap which we then reshape the cornea with a laser as per the treatment plan, after which the flap is put back in place. The procedure is usually fast and it is very common for patients to see an improvement in their vision very soon.

In PRK Surgery, which does not create a corneal flap, what happens is the surface layer of the cornea is very gently removed and the laser is applied to the surface. Also it takes a little longer to heal as a process as compared to LASIK but this may be a very good option we have for patients that are not good candidates for flap based procedures.

In ICL Surgery, which is a type of eye surgery the doctor puts in a very thin biocompatible lens within the eye. This we see as a solution for patients which has high spectacle power or does not have enough corneal thickness for laser procedures. The natural lens which is inside the eye is left as it is and also the cornea is not re-shaped.

Through Contoura Vision we tailor the treatment which is based on in depth corneal mapping. This allows the laser to correct not only spectacle power but also some corneal surface irregularities which in turn improve visual quality.

Benefits of Refractive Surgery

Refractive Surgery’s greatest benefit is that it reduces the need for glasses or contact lenses. Many patients report feeling more at ease with daily activities, sports, travel, professional work, and social situations post treatment. For those that have issues with contact lenses’ comfort or find glasses to be an issue, this is a very meaningful improvement.

Another key benefit is visual freedom. Patients report that they wake up to better vision, have the ability to exercise without glasses which sometimes fall out, and also that they no longer have to clean or replace contact lenses. For some patients Refractive Surgery is a very stable and satisfactory solution in the long term.

However at the same time it is important to note that the procedure is not at all cosmetic. Clear sight impacts quality of life, safety, confidence and daily performance. When carried out after proper evaluation Refractive Surgery may be a life improving procedure for the right patient.

Possible Risks and Limitations

In the same way that all medical procedures do, Refractive Surgery does present with risk. Most do very well out of it but some may have issues like dry eyes, glare at night, halos around lights, light sensitivity, fluctuating vision, and in general a bit of pain as the wound heals. The issues which do come up usually fade away with the passage of time and proper post op care.

A few patients do have under and over correction as well as regression which at times sees some power return. Also we see at times infection, inflammation, flap issues, or corneal weakening. That is why pre op screening and surgeon experience is very important.

The procedure also reports that it doesn’t stop age related changes which for instance see people in their 20’s and 30’s who have Refractive Surgery they may still end up with presbyopia which forces them into reading glasses. Also age will still see some develop cataracts which may require separate treatment.

Recovery After Refractive Surgery

The procedure also reports that it doesn’t stop age related changes which for instance see people in their 20’s and 30’s who have Refractive Surgery they may still end up with presbyopia which forces them into reading glasses. Also age will still see some develop cataracts which may require separate treatment.

After having the refractive surgery patients should stay away from eye rub, swimming, eye make up, dusty settings, and self medicating during the early healing stage. Eye drops should be used as prescribed. Also it is important to keep follow up visits as during the process of healing your eye may feel fine before it is fully stable.

How to Choose the Right Procedure

Choosing which procedure is not based on what is the most popular or the most expensive. It is what is best and safest for the patient’s eyes. We see that a person with adequate corneal thickness may be a good candidate for LASIK, while someone with thinner corneas may do better with PRK. A patient with high power may see greater results from ICL than from corneal laser procedures.

Patients also need to look at lifestyle issues. For a person in contact sports, defense work, or very physical activities we may take a different approach from that of a desk worker. Also note night driving, screen time, dry eye issues, and future eye health issues.

Patients also need to look at lifestyle issues. For a person in contact sports, defense work, or very physical activities we may take a different approach from that of a desk worker. Also note night driving, screen time, dry eye issues, and future eye health issues.

Refractive Surgery at ASG Eye Care

At ASG Eye Care we take a patient first approach to Refractive Surgery. We do a in depth eye evaluation which includes corneal scans, dry eye assessment, prescription stability check, and full eye exam. We do this to make sure the procedure is safe for your eyes before we determine it is a good fit.

The team goes over your options which include LASIK Surgery, Contoura Vision, PRK, SMILE, and implantable lens based procedures. We take you through what to expect before, during, and after the procedure. This helps reduce anxiety and improve confidence in the treatment plan.

ASG Eye Hospital also has a focus on follow up care. Immediate recovery is a thing of the past the day of surgery. We do routine eye drop prescriptions, healing check ups, dry eye management and visual acuity assessments as part of our responsible care. With right patient selection and post op care Refractive Surgery can do for many patients what is to have better vision and greater daily comfort. 

Key Takeaway

Refractive Surgery may decrease one’s dependence on glasses or contact lenses as it corrects how the eye focuses light. This form of surgery has many types including but not limited to LASIK, PRK, Contoura, SMILE, and ICL, each of which is designed for particular eye issues and patient needs. For best results it is best to select the right procedure after a detailed eye exam. 

Patients note that Refractive Surgery is not for all, also it does not stop age related eye changes. But for the right patient, with the right technology and expert care, it can be a safe, effective, and life improving vision correction option. 

Frequently Asked Questions

1 What is Refractive Surgery?

Refractive Surgery which is a set of procedures that correct myopia, hyperopia and astigmatism. What it does is to reshape the cornea and also in some cases put in a special lens which improves how light focuses on the retina.

2 Is Refractive Surgery Safe?

Refractive surgery in general is a safe option for proper candidates when performed by an experienced ophthalmologist with the right technology. But as with any procedure there is a chance of complications which include dry eye, glare, halos, fluctuating vision, infection, or under correction which we discuss in detail at the consultation. 

3 Who is not suitable for Laser Vision Correction?

Patients which have unstable eye pressure, very thin corneas, keratoconus, active eye infection, severe dry eye, uncontrolled diabetes, pregnancy related prescription changes, or certain retinal conditions may not be suitable. A full eye exam is required before making a decision. 

4 How long does recovery take?

Recovery time varies by procedure. For LASIK based treatments improvement is often seen within a day or two, but with PRK we see a slower response as the eye’s surface has to heal. Full stabilization may take a few weeks, which also will vary based on the individual patient and the type of treatment they have.

5 Is the result permanent?

During the course of laser based treatments which is what causes the corneal reshaping that is a permanent change. But for some patients which may include that which comes with age like presbyopia or development of cataracts which may still present itself at a later date. This in turn may require the use of reading glasses or other eye care in the future.

6 Which procedure is best for me?

There isn’t a single best procedure for all. What works best for you will depend on your prescription, corneal thickness, corneal shape, age, dryness level, lifestyle, and over eye health. Your eye specialist will do in depth tests to put forth the best option for you.

The post What Is Refractive Surgery? Types, Benefits, Risks and Recovery Explained appeared first on ASG Eye Hospital.

Understanding the difference between a chalazion and a stye can help you seek the right treatment and prevent complications. While many cases improve with simple home care, persistent or recurring eyelid lumps should always be evaluated by an ophthalmologist.

In this guide, we’ll explain the differences between chalazion and stye, their symptoms, causes, treatment options, and when you should consult an eye specialist.

What Is a Stye?

A stye, also called a hordeolum, is a painful, red bump that develops near the edge of the eyelid. It occurs when an oil gland or eyelash follicle becomes infected, most commonly by bacteria.

A stye usually appears quickly and resembles a small pimple. It may occur on the outer or inner part of the eyelid and often causes tenderness, swelling, and discomfort.

Most styes improve within one to two weeks with appropriate care.

What Is a Chalazion?

A chalazion is a painless or mildly tender lump that forms when one of the meibomian (oil) glands in the eyelid becomes blocked. Unlike a stye, a chalazion is not usually caused by an active bacterial infection.

A chalazion often develops gradually and may remain for weeks or even months if left untreated. Large chalazia can press against the eye and cause blurred vision.

Chalazion vs Stye: What’s the Difference?

Causes

Causes of a Stye

A stye may develop due to:

• Bacterial infection
• Poor eyelid hygiene
• Touching the eyes with unclean hands
• Using old or contaminated eye makeup
• Blepharitis (eyelid inflammation)
• Wearing contact lenses without proper hygiene

Causes of a Chalazion

A chalazion commonly develops because of:

• Blocked meibomian gland
• Chronic blepharitis
• Rosacea
• Seborrheic dermatitis
• Thick oil gland secretions
• Previous stye

Symptoms

Common Signs and Symptoms of a Stye

• Painful eyelid lump
• Redness
• Swelling
• Tenderness
• Watering eyes
• Crusting around eyelashes
• Sensitivity to light
• Small pus-filled spot

Symptoms of a Chalazion

• Round eyelid lump
• Mild swelling
• Usually little or no pain
• Heaviness of eyelid
• Blurred vision (if large)
• Cosmetic concern

Risk Factors

You may be more likely to develop either condition if you:

• Have chronic blepharitis
• Frequently rub your eyes
• Wear contact lenses improperly
• Have oily skin
• Use expired cosmetics
• Have diabetes
• Have rosacea

How Are They Diagnosed?

Most chalazia and styes can be diagnosed through a comprehensive eye examination.

An ophthalmologist will examine:

• Eyelid swelling
• Location of the lump
• Signs of infection
• Eyelid glands
• Vision changes

Additional tests are rarely required unless the lump is recurrent, unusually large, or suspicious for another condition.

Treatment for a Stye

Most styes respond well to conservative treatment.

Warm Compress

Applying a warm compress to the affected eyelid for 10–15 minutes, 3–4 times a day, helps the blocked gland drain naturally.

Eyelid Hygiene

Keeping the eyelids clean reduces bacteria and promotes healing.

Antibiotic Medication

If a bacterial infection is significant or spreads, your ophthalmologist may prescribe antibiotic eye drops or ointment. Oral antibiotics may be needed in selected cases.

Drainage Procedure

Large or persistent styes may require a minor procedure performed by an eye specialist to drain the infection.

Treatment for a Chalazion

Treatment depends on the size and duration of the chalazion.

Warm Compress

Warm compresses remain the first line of treatment and may help soften the blocked oil gland.

Gentle Eyelid Massage

Your doctor may recommend gentle massage after warm compresses to encourage drainage.

Medications

In some cases, anti-inflammatory medications may be advised, especially if inflammation is significant.

Minor Surgical Removal

If the chalazion persists despite conservative treatment or affects vision, a simple outpatient procedure may be performed to remove it.

Can You Treat a Chalazion or Stye at Home?

Home care may help in mild cases.

You should:

• Apply warm compresses regularly
• Keep eyelids clean
• Wash hands before touching your eyes
• Avoid squeezing the lump
• Stop wearing contact lenses temporarily
• Avoid eye makeup until healing is complete

Never attempt to pop or drain a chalazion or stye yourself, as this may worsen the infection or cause complications.

Possible Complications

Although uncommon, untreated or severe cases may lead to:

• Recurrent eyelid lumps
• Spread of infection
• Eyelid scarring
• Blurred vision
• Corneal irritation
• Cosmetic deformity

Prompt treatment reduces the risk of complications.

Prevention Tips

You can reduce your risk by following these simple habits:

• Wash your hands frequently.
• Remove eye makeup before sleeping.
• Replace eye makeup regularly.
• Clean contact lenses properly.
• Avoid rubbing your eyes.
• Practice good eyelid hygiene.
• Manage blepharitis and skin conditions.
• Schedule regular eye examinations.

When Should You See an Eye Specialist?

Consult an ophthalmologist if:

• The lump lasts longer than two weeks.
• Swelling becomes severe.
• Vision becomes blurred.
• Pain increases significantly.
• The eyelid becomes very red.
• The lump keeps coming back.
• Home treatment does not improve symptoms.

Early diagnosis ensures appropriate treatment and helps rule out other eyelid conditions.

Why Choose ASG Eye Hospital?

At ASG Eye Hospital, our experienced ophthalmologists provide comprehensive diagnosis and treatment for eyelid disorders, including chalazion and stye. Using advanced diagnostic techniques and personalized treatment plans, we help patients recover quickly while protecting long-term eye health. Whether you need medical management or a minor surgical procedure, our team is committed to delivering safe, effective, and compassionate eye care.

Conclusion

Although a chalazion and a stye may appear similar, they are different conditions requiring different approaches to treatment. A stye is usually a painful bacterial infection, while a chalazion is a blocked oil gland that often develops gradually. Most cases improve with warm compresses and good eyelid hygiene, but persistent, recurrent, or painful lumps should always be evaluated by an eye specialist.

If you notice an eyelid lump that does not improve or affects your vision, schedule a consultation at ASG Eye Hospital for expert diagnosis and personalized treatment.

Frequently Asked Questions

1. Is a chalazion the same as a stye?

No. A chalazion is caused by a blocked oil gland, while a stye is usually caused by a bacterial infection.

2. Can a stye turn into a chalazion?

Yes. In some cases, a stye may leave behind a blocked gland that develops into a chalazion.

3. Are chalazia contagious?

No. Chalazia are not contagious because they are not usually caused by an active infection.

4. How long does a stye take to heal?

Most styes improve within 7–14 days with proper care.

5. Do all chalazia require surgery?

No. Many resolve with warm compresses and conservative treatment. Surgery is considered only if the chalazion is persistent, large, or affecting vision.

The post Chalazion vs Stye: Differences, Causes, Symptoms & Treatment appeared first on ASG Eye Hospital.

That is why retrobulbar neuritis symptoms can appear suddenly without redness, swelling, or visible injury.  Early in the game we see that diagnosis is key in determining cause, reducing inflammation, and in preserving long term sight.

What Is Retrobulbar Neuritis?

Retrobulbar neuritis which is a form of optic neuritis has inflation of the portion of the optic nerve that is behind the eye. Also in this area which may not be seen in a routine eye exam patients may have serious vision problems which do not present when the eye surface is normal.

The optic nerve acts as a communication channel between the retina and the brain. When it becomes inflamed, visual signals are weakened, delayed, or distorted. This eye nerve inflammation causes blurred vision, dim vision, pain, and poor color perception. Should inflammation be severe or repeat it may lead to optic nerve damage.

Why Does Retrobulbar Neuritis Cause Vision Loss?

Vision loss is a result of inflammation which disrupts the connection between the eye and the brain. The retina may still see light but the brain gets no clear report. This explains why retrobulbar neuritis symptoms often include sudden central vision loss, reduced sharpness, and difficulty seeing fine details.

In in many cases retrobulbar neuritis symptoms over the space of hours or a few days. Vision may become hazy, colors may look dull, and eye movement may be painful. These signs point to active nerve inflammation which needs prompt medical attention.

Common Symptoms Patients Notice

The major retrobulbar neuritis symptoms include sudden blurry vision, pain with eye movement, loss of color intensity, dim vision, and a hard time see clearly out of one eye. Some report it’s as if they are looking through a fog, and that red colors appear to be dulled.

Another key feature of retrobulbar neuritis symptoms is that the eye may not look infected. The issue is in the back of the eye which is not at all times obvious. Also patients may note that they have vision problems when reading, using computers, driving, or identifying faces.

Causes and Risk Factors

Retrobulbar neuritis which may present itself as a result of auto immune inflammation, infections, demyelinating diseases, or neuro conditions like multiple sclerosis. In some patients retrobulbar neuritis symptoms may be the first indicator of a nerve related disease which is why it is important to have a thorough eye and neurological evaluation. Not all cases cause permanent damage.

Many patients do improve with prompt care, but what we see is that in the event of repeat attacks or a delayed diagnosis the risk of long term vision problems increases.

How Doctors Diagnose Retrobulbar Neuritis

Diagnosis begins with a full health history. What time did the retrobulbar neuritis symptoms start? That is what the doctor will ask. Also if pain is present, which eyes are affected, and if there are symptoms like weakness, numbness, balance issues, or headache.

An ophthalmologist may also get involved which in turn will do visual acuity tests, color vision testing, pupil reactivity, visual field analysis, and study of the optic nerve. Also they may recommend OCT, MRI, blood work, or a neurological consult to confirm eye nerve inflammation in the eye, to see the risk of optic nerve damage, and to rule out other causes.

Treatment for Retrobulbar Neuritis

Treatment is based on the cause and the degree of severity. In mild cases improvement may be slow to present but in the case of sudden or severe retrobulbar neuritis symptoms immediate evaluation is a must. We may use corticosteroids in some cases to reduce inflammation and in turn speed visual recovery

We aim at not only to improve present retrobulbar neuritis symptoms but also at preventing future attacks. Also, we tell our patients to stay away from self medication in particular from use of steroids without medical supervision.

Recovery and Long-Term Outlook

Many patients see improvement in their vision within weeks to a few months’ time which we see especially true in those that come in early for treatment. But some may still notice some loss in color intensity, trouble with contrast, or occasional visual issues once the acute phase passes.

Should retrobulbar neuritis symptoms come back, get worse, or affect the other eye, see your health care provider right away. Repeated eye nerve inflammation can increase the risk of permanent changes, so regular follow-up is important even after vision improves.

Eye Care at ASG Eye Care

At ASG Eye Care we see patients with acute vision loss, eye pain, or what may be retrobulbar neuritis symptoms and we have at our disposal advanced diagnostic tools for that. We aim to determine the cause, to assess the health of the optic nerve, and to start appropriate treatment right away. If retrobulbar neuritis symptoms are linked with neurological or systemic disease, patients may be guided for coordinated care with the right specialist.

Key Takeaway

Retrobulbar neuritis symptoms should not be put down to eye strain at the first sign of it, in particular when vision changes suddenly or pain increases with eye movement. This condition is within the back of the eye and what it does is affect the nerve which takes visual info to the brain. With early diagnosis, proper treatment and regular follow up many patients do very well. The main thing is to seek out eye care attention at the first appearance of retrobulbar neuritis symptoms which in turn may prevent the problem from resolving on its own.

Frequently Asked Questions

1 What are the early signs of retrobulbar neuritis?

Early retrobulbar neuritis symptoms often include sudden blurred vision, pain which occurs during eye movement, reduced color intensity, and dim vision in one eye. Also some patients may feel pressure behind the eye.

2 Can retrobulbar neuritis cause permanent vision loss?

In some cases it can, which is why it is important to get in to see a health care provider early. Also early care plays a role in reducing the risk of long term optic nerve damage and improving the chance of visual recovery.

3 Why does the eye look normal in retrobulbar neuritis?

The eye may appear normal as the inflammation is behind the globe. This is why retrobulbar neuritis symptoms may present seriously without the presence of redness or visible swelling.

4 Is retrobulbar neuritis the same as optic neuritis?

In fact retrobulbar neuritis is a type of optic neuritis which instead of the inflammation’s location at the front of the eye has it situated behind the eye. Also both conditions can report similar retrobulbar neuritis symptoms like pain, blurred vision, and color vision changes.

5 When should I see an eye doctor?

You should see an eye doctor right away if you experience sudden vision loss, pain during eye movement, colors that appear washed out, or development of new retrobulbar neuritis symptoms in either eye.

The post Why Does Retrobulbar Neuritis Cause Vision Loss? Patient Guide appeared first on ASG Eye Hospital.

At ASG Eye Care we take a very careful approach in the assessment of patients before we choose which contact lenses to fit for their keratoconus contact lenses. Some patients do well with basic soft lenses, while others require RGP lenses, hybrids, or sclerals. What we choose is based on the stage of the keratoconus, the patient’s corneal topography, comfort issues, tear film quality and their daily visual requirements.

What Are Keratoconus Contact Lenses?

Keratoconus contact lenses are specially designed lenses used to improve vision when glasses are no longer able to correct the irregular shape of the cornea. With Keratoconus the cornea does not maintain a smooth focus which is why normal spectacles may not provide clear vision. These lenses we put in create a more regular surface over the cornea which in turn allows for better focus of light on the retina.

The role of keratoconus contact lenses is to improve vision correction and report better function in day to day activities which include reading, using computers, driving, recognizing faces, and seeing in various lighting conditions. In patients that are still seeing progress of their keratoconus we may also recommend at the same time they use contact lenses to try other treatments like corneal cross linking.

Why Are Contact Lenses Needed in Keratoconus?

In a healthy eye light is bent evenly. In keratoconus the cornea is non uniform which causes light to scatter before it reaches the retina. This results in blurred vision, multiple images, glare, halos, and frequent changes in glasses prescription. With keratoconus contact lenses we do see some success as they cover up the irregular surface and in turn produce a more even focus.

For many patients, keratoconus contact lenses provide sharper vision than glasses. They are very useful in case of irregular astigmatism, advanced corneal steepening, or poor quality of vision with specs. The best lenses for keratoconus are a result of a in depth eye exam and corneal mapping.

Types of Keratoconus Contact Lenses

Soft in early stages of keratoconus soft contact lenses may be used when the cornea is only slightly affected. As the disease progresses though soft lenses may not provide the same clarity. In such cases, keratoconus contact lenses with a rigid design are usually considered.

RGP lenses which are what we also term as rigid gas permeable are used for keratoconus very often. They maintain their shape once on the eye. Also they produce a smooth optical surface and may provide great vision correction in mild to moderate cases. But some patients may find them uncomfortable at times when the cornea is very steep or sensitive.

Hybrid lenses present a core of rigid material surrounded by a soft edge. They are for the use of patients which require the clarity from rigid lenses but prefer better comfort.  For many people with moderate to advanced keratoconus, scleral lenses are often among the best lenses for keratoconus because they do not rest directly on the cone-shaped cornea.

Scleral lenses are of a larger size which go over the cornea and sit on the white part of the eye which is the sclera. We fill the space between the lens and cornea with sterile saline which in turn creates a smooth optical surface and often improves comfort. For patients with advanced irregularity, dry eye, or poor tolerance to smaller lenses, scleral lens fitting may provide excellent results.

What Is Scleral Lens Fitting?

Scleral lens fitting is a complex process which has the eye care professional measure the cornea and sclera to choose a lens which will vault the cornea safely. The lens must not press on the globe, must permit enough tear exchange, and must stay in place during blink cycles. That is which the scleral lens fitting takes great patience, we have trial lenses, and follow up visits.

During the course of the fit we evaluate visual clarity, comfort, movement, central clearance, edge alignment, and the health of the ocular surface. If required we make small changes to improve comfort and vision. A proper scleral lens fitting can make a major difference for patients who struggled with other keratoconus contact lenses.

Benefits of Keratoconus Contact Lenses

The primary benefit of keratoconus contact lenses is improved visual quality. Many patients which report distorted images through the use of glasses do see better and more clearly with properly fit contact lenses. This improves performance in education, at work, while driving, reading, and in turn improves overall independence.

Another issue is that keratoconus contact lenses do so delay or reduce the need for corneal transplant in some patients by improving vision. It is also reported that the lenses do not put a stop to progression of the disease. If the disease is active the doctor may suggest cross linking which in turn strengthens the cornea.

How Are Keratoconus Contact Lenses Fitted?

The process begins with a thorough eye exam. At the exam the doctor will test vision, refraction, corneal topography, corneal thickness, tear film, and eye surface health. These tests are to determine if keratoconus contact lenses are right for you and what design will work best. We put a trial lens on the eye and evaluate the fit with a slit-lamp microscope. 

We also check your vision in the trial lens and make adjustments. In some cases it takes more than one visit as the best lenses for keratoconus must balance between clear vision, comfort, safety, and wear time.

Once we have the right lens we will teach the patients on how to put in, take out, clean, and put their lenses away. Great care is key which is why we stress proper lens care as it plays a role in reducing the risk of irritation or infection. Also we do follow up visits which are important to see how the keratoconus contacts lenses are doing as the corneal shape changes over time.

Keratoconus Contact Lenses at ASG Eye Care

At ASG Eye Care we tailor our care to the stage of the patient’s keratoconus and their lifestyle. We don’t just fit lenses, we are dedicated to full vision correction which also includes eye safety in the long term. Patients may be put into glasses, given keratoconus contact lenses, referred for cross-linking or a surgical option whichever is most suitable based on the degree of the condition.

In the early stages of the disease soft or GP lenses may work. For moderate to advanced cases we see that scleral lenses give better clarity and comfort. The best lenses for keratoconus are not the same for every patient, which is why individualized assessment is essential. At ASG Eye Care we focus on precise diagnosis, careful fit, patient education, and regular monitoring in our mission to preserve vision over time.

Caring for Your Keratoconus Contact Lenses

Proper lens care is key to successful treatment. Before handling keratoconus contact lenses patients should always wash their hands, use only the recommended cleaning solution, avoid sleeping in the lenses unless advised by a professional, and never to use tap water to rinse the lenses. Should redness, pain, discharge, sudden blurring, or light sensitivity present itself the lenses should be removed and medical attention sought.

Even if vision is at its best, follow up visits are a must. Keratoconus does indeed progress at a gradual rate, also what may fit well today may require adjustment in time. Regular monitoring also helps to maintain safe use of the lenses and to get optimal vision correction.

Key Takeaway

Keratoconus contact lenses are at present the best solution for patients that do not see well enough with glasses. From RGP to hybrid and scleral lenses each type has a different role. The right lens may improve clarity, comfort, and daily wear experience. With the right evaluation, expert fitting and regular follow up care keratoconus contact lenses may stabilize and restore function to many patients’ vision.

Also Read : Which Contact Lenses for Keratoconus Are Best? Expert Guide for Patients

Frequently Asked Questions

1 Which contact lenses are best for keratoconus?

The best lenses for keratoconus which also is a matter of the stage of the disease, corneal shape, how the patient feels in the lens and what is required for best vision. In early stages patients may be fit for soft or RGP, in moderate to late stages we prefer to use scleral lenses.

2 Do keratoconus contact lenses cure keratoconus?

No. Keratoconus contact lenses improve vision but also do not cure keratoconus or stop its progression. If the disease is progressing then treatments like corneal cross-linking may be recommended by the doctor.

3 Is scleral lens fitting painful?

No. The fit process is pain free although it may take time. During scleral lens fitting, the specialist checks comfort, clearance and vision to make sure the lens fits safely and properly.

4 Can I wear keratoconus contact lenses all day?

Many patients do wear keratoconus contact lenses for several hours a day but wear time is variable. It depends on the type of lens, degree of dryness of the eye, level of comfort, and what the doctor advises.

5 Are scleral lenses better than RGP lenses?

For very late stage keratoconus, irregular corneas, and poor fit with RGP lenses, sclerals may be a better option. But in the end the decision is based on the outcome of the eye exam and how the patient does with the fit.

The post Keratoconus Contact Lenses: Options, Benefits and Fitting Process Explained appeared first on ASG Eye Hospital.

Cylindrical power is associated with astigmatism, a common refractive error that causes blurred or distorted vision due to an irregularly shaped cornea or lens. The condition can affect people of all ages and often occurs alongside nearsightedness (myopia) or farsightedness (hyperopia).

The good news is that cylindrical power can usually be managed effectively with prescription glasses, contact lenses, or vision correction procedures such as LASIK or SMILE, depending on your eye health and eligibility.

This guide explains everything you need to know about cylindrical power, including its causes, symptoms, diagnosis, and treatment options.

What Is Cylindrical Power?

Cylindrical power refers to the amount of correction required to treat astigmatism. In a normal eye, the cornea is round like a basketball, allowing light rays to focus precisely on the retina. In astigmatism, the cornea or lens has an uneven curvature, more like the shape of a rugby ball, causing light to focus at multiple points instead of one.

As a result, vision becomes blurred, distorted, or stretched at both near and far distances.

The “CYL” value in your eye prescription measures the degree of astigmatism and is expressed in diopters (D).

What Causes Cylindrical Power?

Several factors can contribute to astigmatism and cylindrical power.

Common causes include:

• Genetic or inherited eye shape
• Irregular corneal curvature
• Lens abnormalities
• Eye injuries
• Previous eye surgery
• Keratoconus (progressive corneal thinning)
• Corneal scarring following infection or trauma

Most people are born with some degree of astigmatism, although it may change gradually over time.

Symptoms of Cylindrical Power

The symptoms depend on the severity of astigmatism.

Common signs include:

• Blurred vision
• Distorted vision
• Difficulty reading small text
• Eye strain
• Frequent headaches
• Squinting to see clearly
• Difficulty driving at night
• Halos or glare around lights
• Reduced contrast sensitivity

Children with uncorrected cylindrical power may experience learning difficulties because of blurred vision.

How Is Cylindrical Power Diagnosed?

An ophthalmologist performs a comprehensive eye examination that may include:

• Visual acuity testing
• Refraction assessment
• Keratometry
• Corneal topography
• Slit-lamp examination
• Dilated retinal evaluation (when required)

These tests help determine the exact cylindrical power and identify any associated eye conditions.

Understanding Your Eye Prescription

Your prescription may include:

SPH (Sphere):
Corrects nearsightedness or farsightedness.

CYL (Cylinder):
Measures the amount of astigmatism.

AXIS:
Shows the direction of the astigmatism and ranges from 1° to 180°.

Example:

OD: -2.00 SPH / -1.25 CYL × 90°

This means the right eye has myopia with 1.25 diopters of astigmatism at an axis of 90 degrees.

Treatment Options for Cylindrical Power

Treatment depends on your age, lifestyle, prescription, and overall eye health.

1. Prescription Glasses

Glasses are the most common and effective treatment for cylindrical power.

Special cylindrical lenses compensate for the irregular curvature of the cornea, providing clearer and sharper vision.

Glasses are suitable for children and adults and require regular prescription updates.

2. Toric Contact Lenses

People who prefer contact lenses may benefit from specially designed toric lenses.

Unlike regular contact lenses, toric lenses correct both spherical and cylindrical power while maintaining proper alignment on the eye.

Daily, monthly, and rigid gas-permeable options are available depending on your eye condition.

3. LASIK Surgery

LASIK is a popular laser vision correction procedure for eligible patients with stable cylindrical power.

The procedure reshapes the cornea so that light focuses correctly on the retina, reducing or eliminating the need for glasses or contact lenses.

Your ophthalmologist will evaluate corneal thickness, eye health, and prescription stability before recommending LASIK.

4. SMILE Laser Surgery

SMILE (Small Incision Lenticule Extraction) is a minimally invasive laser procedure used to treat myopia and selected cases of astigmatism.

Benefits include:

• Small incision
• Faster recovery
• Less dry eye symptoms
• Excellent visual outcomes

Not every patient is a suitable candidate, so a detailed evaluation is essential.

5. Implantable Collamer Lens (ICL)

Patients with very high power or thin corneas who are not suitable for laser procedures may benefit from Implantable Collamer Lens (ICL) surgery.

This procedure places a specially designed lens inside the eye without removing the natural lens.

Can Cylindrical Power Increase Over Time?

Yes.

In some individuals, cylindrical power may gradually change due to:

• Natural eye growth
• Aging
• Keratoconus
• Eye injury
• Previous eye surgery

Routine eye examinations help monitor changes and ensure the correct prescription.

Can Eye Exercises Reduce Cylindrical Power?

Many online sources claim that eye exercises can cure astigmatism.

However, there is no scientific evidence that exercises can permanently eliminate cylindrical power caused by the shape of the cornea or lens.

Eye exercises may help reduce eye fatigue or improve focusing ability in some people, but they cannot replace glasses, contact lenses, or medically recommended treatment.

Tips to Protect Your Vision

• Schedule regular eye examinations.
• Wear your prescribed glasses or contact lenses.
• Follow proper contact lens hygiene.
• Take regular breaks from digital screens using the 20-20-20 rule.
• Eat foods rich in Vitamin A, Vitamin C, Omega-3 fatty acids, lutein, and zinc.
• Wear UV-protective sunglasses outdoors.
• Manage diabetes and other health conditions that can affect vision.

When Should You Visit an Eye Specialist?

Consult an ophthalmologist if you notice:

• Persistent blurred vision
• Frequent headaches
• Difficulty seeing while driving
• Double vision
• Eye strain
• Rapid changes in vision
• Children squinting or sitting very close to screens

Early diagnosis allows timely treatment and better visual outcomes.

Why Choose ASG Eye Hospital?

ASG Eye Hospital offers comprehensive eye examinations and advanced treatment for astigmatism and other refractive errors. Our experienced ophthalmologists use state-of-the-art diagnostic technology to provide accurate prescriptions and personalized treatment plans. Whether you need prescription glasses, toric contact lenses, LASIK, SMILE, or ICL surgery, our team is committed to helping you achieve clear, comfortable vision with world-class eye care.

Conclusion

Cylindrical power is a common refractive error caused by astigmatism and should not be ignored. Fortunately, it can be effectively managed with accurate diagnosis and the right treatment. Modern options such as glasses, toric contact lenses, LASIK, SMILE, and ICL surgery allow many people to enjoy clear vision and an improved quality of life.

If you’re experiencing blurred vision or have recently been diagnosed with cylindrical power, schedule a comprehensive eye examination at ASG Eye Hospital. Early evaluation and personalized treatment can help protect your eyesight and ensure the best possible visual outcomes.

Frequently Asked Questions

1. Is cylindrical power the same as astigmatism?

Yes. Cylindrical power is the prescription used to correct astigmatism.

2. Can cylindrical power be cured naturally?

No. Natural remedies or exercises cannot permanently correct cylindrical power.

3. Is LASIK effective for cylindrical power?

Yes. LASIK can effectively correct astigmatism in eligible patients.

4. Can children have cylindrical power?

Yes. Astigmatism is common in children and should be treated early to prevent vision problems.

5. Does cylindrical power worsen with age?

It can change over time due to aging, eye conditions, or changes in corneal shape. Regular eye check-ups are recommended.

The post Cylindrical Power in Eyes: Meaning, Symptoms, Causes & Best Treatment Options appeared first on ASG Eye Hospital.

This is also that we should pay attention to cataracts and glaucoma when vision has gone very poor, the cataract is mature, or the eye is painful and red. Timely diagnosis in this case of phacolytic glaucoma treatment  allows us to reduce inflammation, control pressure, and preserve what useful vision remains.

What Is the Link Between Cataracts and Glaucoma?

To have an in depth look at cataracts and glaucoma it is best to know how fluid moves out of the eye. Usually fluid passes through the drainage angle which in turn keeps intraocular pressure in balance. As a cataract progresses to hypermature stage protein material may be let go from the lens. These proteins along with inflammatory cells may block the drain which in turn causes pressure to rise very fast. Thus phacolytic glaucoma becomes one of the main advanced cataract complications.

Most cataracts do not cause glaucoma at the drop of a hat. What we see is that risk increases when cataracts are left alone for a long time which in turn makes the lens very hard, swollen or overripe. In these cases of cataracts and glaucoma we require prompt evaluation as delay in care may damage the optic nerve.

What Is Phacolytic Glaucoma?

Phacolytic glaucoma  which is a type of secondary glaucoma that occurs with a mature or hypermature cataract. The cataract develops to a point which disrupts the eye’s internal equilibrium. In this group of patients with cataracts and glaucoma may present with symptoms of eye pain, redness, tearing, blurred vision, headache, nausea, or seeing halos around light.

This does not fall in the category of a routine age related cataract. It is a serious advanced cataract complications which has sudden pressure increase that in turn may cause damage to the optic nerve. Once diagnosed, treatment for phacolytic glaucoma treatment should not be delayed.

Symptoms That Need Immediate Attention

A typical cataract will cause slow and painless vision blurring. But in the case of a pressure emergency when cataracts and glaucoma present at the same time symptoms are more sudden. The eye may become red, painful, and light sensitive. Vision may drop off quickly, the cornea may appear cloudy, and the patient may report a heavy feeling in the eye.

If these symptoms are present in a person that has a mature cataract, medical attention should be sought at once. It is unsafe to wait for the cataract to become “fully ready” which is when advanced cataract complications have begun.

How Doctors Diagnose Cataracts and Glaucoma

When doctors see signs of cataracts and glaucoma they do a vision test, they look at the cataract, they measure eye pressure, and they evaluate the optic nerve. They look at the front of the eye for signs of inflammation, of corneal swelling, and of protein in the eye fluid. If the view is clear they also look at the retina.

The doctor also determines if the pressure increase is from the cataract or if there is also a different type of glaucoma which is present. This is important as in the case of phacolytic glaucoma treatment which requires both pressure reduction and cataract removal.

Treatment for Phacolytic Glaucoma

The primary goal in cataracts and glaucoma  related to phacolytic glaucoma is to calm the eye and reduce pressure. We may use pressure lowering drops, anti inflammatory medications, and at times will give oral or injection medications if the pressure is very high.

Medicines play a role but they don’t cure the cause. In the case of mature cataracts they are the source of leakage. For definitive phacolytic glaucoma treatment  we usually do cataract surgery once the eye has stabilized. Removal of the cataract takes out the leaking material which in turn improves the flow of fluid.

Cataract Surgery and Visual Outcome

In patients that present with cataracts and glaucoma care must be very planned out. The eye may be inflamed, the cornea may be cloudy, and the pressure may have been high for a while. The surgeon chooses the best approach to cataract removal and lens implantation. If the optic nerve and retina health are preserved, vision does improve well. 

Should pressure have been high for too long some vision loss may still be present. This is which early care is so important to prevent further issues.

Can Cataracts and Glaucoma Be Prevented?

Not at present is it possible to prevent all cases of cataracts and glaucoma, but many of the serious results may be averted by means of routine eye exams. 

Early treatment of cataract has a role in the prevention of raised intraocular pressure which we see in diabetics, those that have had previous eye injury, those who have glaucoma, or present with very poor vision from cataract. In these patients cataracts and glaucoma should be treated as a combined issue and not delayed.

Eye Care at ASG Eye Care

At ASG Eye Care we see patients with cataracts and glaucoma in which we do cataract grading, optic nerve study, and pressure evaluation. We aim to improve vision and to protect the optic nerve from permanent damage.

 When a cataract has become very mature and is associated with pain, redness, or high pressure we stress timely care. Treatment may include pressure control measures, cataract surgery, or a combined glaucoma approach.

Key Takeaway

Most cataracts do not cause glaucoma directly, but advanced cataracts at times do lead to secondary glaucoma. This is where cataracts and glaucoma play out very much in the same field. A hypermature cataract may let go of proteins, block fluid outflow, raise pressure, and create a crisis. 

The best approach is early diagnosis, regular check up, and timely cataract surgery when it is recommended. Sudden pain, redness, or vision loss in an eye with cataract should not be ignored because cataracts and glaucoma may require acute treatment.

Frequently Asked Questions

1 Can cataracts cause glaucoma?

Yes in some what we may term advanced cases. Mostly cataracts do not cause glaucoma but at the stage of maturity or hypermaturity they may cause secondary glaucoma. That is why cataracts and glaucoma should be evaluated closely if there is pain, redness, or sudden vision loss.

2 What is phacolytic glaucoma?

Phacolytic glaucoma results from the release of lens proteins into the eye from a very ripe cataract. These proteins plug up the eye’s drainage and cause pressure to increase. Treatment is usually with medications first followed by cataract surgery.

3 Is phacolytic glaucoma an emergency?

Yes. It can produce severe pain, inflammation and pressure increase. In the delayed case the optic nerve may be damaged. Of cataract related emergencies this is one that requires prompt care.

4 Can vision improve after treatment?

Vision will recover if the optic nerve and retina are healthy. How well vision recovers depends on the duration of high pressure and the stage of the cataract. Early care is best for patients’ prognosis in cataracts and glaucoma.

The post Can Cataracts Cause Glaucoma? Understanding Phacolytic Glaucoma appeared first on ASG Eye Hospital.

One easy practice which may prevent Myopia in Children is getting your kids to spend more time outside. While we don’t trade in the regular eye exams, it is noted that children who spend greater time out in the sun are less at risk for nearsightedness. At ASG Eye Care we put forth the idea that outdoor play is a key element in your child eye development which is right there with good nutrition, quality sleep, and school readiness.

Why Outdoor Activities Matter for Children’s Eyes

In order to prevent myopia in children it is key to see how a child’s eyes develop. During childhood the eye is still in the growth phase. If the eye grows too long from front to back the light focuses in front of the retina rather than right on it at which point distant objects become blurry which is what we know as myopia.

The outdoor environment seems to play a protective role in eye development. Also when at play children look at a variety of distant objects which gives the eyes a break from the continuous close work of reading, mobile phone use, tablets and homework. This is why outdoor time for eyes is now considered an important part of nearsightedness prevention.

Parents that wish to Prevent Myopia in Children should put in place a balanced daily routine. We are not talking of doing away with study or screen time totally, but to reduce long uninterrupted near work and to increase natural light which may be achieved through supervised outdoor play.

How Much Outdoor Time Is Helpful?

There isn’t a universal amount of time that will work for all children, but many eye care experts do recommend a daily total of 90 minutes to 2 hours of outdoor activity if at all possible. That time may be broken up into morning play, school recess, sports, cycling, walking, or evening games. What is important is consistency over time rather than a large block of outdoor time at once.

Regular outdoor time for eyes is very useful for kids that have a family past of myopia, spend lots of time with books or screens, or are already showing early signs of poor distance vision. If parents are trying to prevent Myopia in Children, outdoor play should be a daily affair rather than a weekend thing.

Best Outdoor Activities to Prevent Myopia in Children

The best which are free and simple and which you can easily repeat. Kids don’t need to be in costly sports programs to see results. Free play in a safe outdoor setting will support child eye development and also reduce the time they spend inside on screens.

Outdoor sports like cricket, football, badminton, running, skipping, cycling, walking, and play in the playground are a great set of options. These activities get children to pay attention to moving targets, judge distances, and change focus between close in and out objects. That is in part what makes outdoor play a great tool in nearsightedness prevention.

To prevent myopia in children parents also may encourage them to go for a walk to the nearby places, to play in the park after school, or to spend some of the weekend outdoors. Also simple practices like looking at trees, buildings, clouds, and distant objects which break the routine of near work are recommended.

Screen Time, Study Time, and Myopia Risk

Today’s children spend more time indoors than past generations. They are in front of screens for online classes, mobile phones, games, and they are also studying for longer periods. While near work is a factor in myopia that is true, it isn’t the only cause that also plays a role is the lack of break from that close up focus which in turn may play a role in the myopia progression.

To prevent myopia in children, parents should push for breaks during study and screen time. A good practice is to get the child to step away from books or screens every 20 minutes and to look at distant objects. This doesn’t reverse myopia but what it does is give the eye a rest which in turn reduces visual fatigue. Also important is to increase the child’s outdoor time for eyes which in turn balances out the visual demand of the day. Instead of just cutting down on screen time the focus should be to trade in some indoor activities for healthy outdoor ones.

Signs Parents Should Not Ignore

Outdoor play is a good idea but do not rely on it as a substitute for an eye exam. See a professional if your child is a frequent squinter, sits very close to the TV, holds books up very close, reports headaches, avoids outdoor sports, or has trouble copying from the board in class. Early diagnosis helps to prevent Myopia in Children from getting worse without notice.

 If your child already has myopia an ophthalmologist can recommend the right glasses and also go over what you can do to either slow the progress down or at least monitor it.Managing myopia progression early is important because high myopia later in life may increase the risk of retinal problems, glaucoma, and other eye conditions.

Outdoor Safety Tips for Children

While safety is a priority, outdoor activity is a must. It is advised that children not look directly at the sun. In very bright sun, wearing a cap and sunglasses is a good idea which is especially true for the afternoon peak. Also parents should pick out safe play areas and see to it that the child is drinking enough. We are after making outdoor activity a pleasure and a habit. 

A child who has fun playing is more likely to do it often. This is also one of the best ways to prevent myopia in children without putting the child under pressure.

Can Outdoor Time Reverse Myopia?

Outdoor physical activity is a way to reduce the risk of myopia development, but by the time myopia has presented itself it is usually too late to reverse it. If a child is already wearing glasses, outdoor play is still a good idea, but also they require proper correction and follow up. 

What we should tell parents is that outdoor time for eyes is a preventive and supportive measure which is not a substitute for treatment. For kids which do have myopia, doctors may recommend glasses, lifestyle changes and in some cases special myopia control options. The goal is to slow myopia progression and protect long term vision.

ASG Eye Care Approach to Children’s Myopia

At ASG Eye Care what we do is focus on early diagnosis, accurate prescription, regular monitoring, and parent education. Our doctors look at the child’s age, family history, screen time, outdoor activity levels, and rate of prescription change before we put together a care plan. 

To Prevent Myopia in Children we tell parents to combine routine eye exams with health lifestyle changes. This includes more time spent outside, controlled screen use, proper study postures, good lighting, and prompt correction with glasses as needed. A total approach works better than relying on one habit alone.

Key Takeaway

The best way to prevent Myopia in children is to instill eye friendly habits at a young age. More time spent in outdoor play, breaks from close work, routine eye checkups, and reduction in excessive screen use support healthy vision. Though we can’t promise total prevention with outdoor activity, it does play a very important role in nearsightedness prevention and in the long term child eye development.

Parents should not delay until a child’s vision is very impaired. At the first notice of distance vision issues a pediatric eye exam is the best step. Early intervention gives us the best chance to prevent Myopia in Children from worsening silently.

Also Read : 10 Best Juices for Eye Health That Support Better Vision Naturally.
Best Vegetables for Eye Health: Improve Eyesight Naturally.
Best Foods for Kids’ Eye Development.

Frequently Asked Questions

1. Can outdoor activities really Prevent Myopia in Children?

Outdoor activities may decrease a child’s chance for myopia, also it’s particularly true when these are regular. We can not say that this will completely prevent myopia in each child but we do recommend that parents get their kids out there as part of a healthy eye care routine.

2. How much outdoor time is good for children’s eyes?

Many eye doctors will put forward that which is ideal is about 90 minutes to 2 hours of outdoor action daily if at all possible. This can be achieved through a number of activities like school break times, sporting events, walking, cycling or just free play in natural light

3. Does screen time increase myopia risk?

Long term exposure to near work which includes screen use is a factor which may cause eye strain and is associated with myopia risk. Also important for kids’ eye health are balanced screen habits, regular breaks, and time spent in outdoor play

4. Can myopia be reversed naturally?

Usually myopia does not reverse once it has developed. What we can do is diagnose early, use proper glasses, encourage outdoor activity and myopia control methods which will in turn help manage the condition and slow its progression.

5. When should I take my child for an eye check-up?

Take your child in for an eye exam if they are squinting, are sitting very close to screens, report headaches, having trouble seeing the classroom board, or are reporting frequent changes in vision. Also it is important to have regular exams even if symptoms are mild.

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The best contact lenses for keratoconus are based on the stage of the disease, corneal shape, comfort, and improvement in vision each lens type provides. In the early stages some patients do well with soft lenses, but others may require RGP lenses, hybrid lenses, or scleral lenses for better and more stable vision.

Understanding Keratoconus and Why Special Lenses Are Needed

In a normal eye the cornea has a regular dome shaped structure which also helps to clearly focus light on the retina. In Keratoconus the cornea slowly transforms into a conical shape. This causes irregular astigmatism, distorted vision, glare, ghost images and frequent changes in glasses prescription.

This is where we see that contact lenses for keratoconus are of a different design from regular contact lenses. We see that they are made to create a smoother optical surface over the irregular cornea. The lens does not cure the disease but what it does do is improve the way light enters the eye and in that which it does it also helps the patient see more clearly. In early stages we may see that contact lenses for keratoconus include soft toric or custom soft lenses.

 As the condition advances, doctors often consider keratoconus lenses such as RGP lenses or scleral lenses, depending on the shape of the cornea and the patient’s comfort.

Types of Contact Lenses Used for Keratoconus

The choice of contact lenses for keratoconus is determined by in depth corneal evaluation. There isn’t one type of lens that works best for each patient. The doctor will look at corneal topography, visual quality, lens movement, dryness, comfort, and also if the patient can do well with the lens.

In the early stages soft contact lenses for keratoconus may be enough if vision is still correct and the cornea is only very slightly irregular. Also when vision is still an issue after use of glasses or soft lenses RGP lenses are an option.

RGP Lenses for Keratoconus

RGP lenses which are rigid and gas permeable sit on the cornea and produce a smooth surface for light to pass through. They are used in mild to contact lenses for keratoconus cases as they provide sharper vision than glasses or soft lenses.

 For many patients RGP lenses  are the first type of contact lenses tried for keratoconus because they are very effective, durable and also allow oxygen to the cornea. Some patients do experience initial discomfort from the firm lens which rests directly on the corneal surface. With proper fit and wear time many patients do adapt.

If RGP lenses fit poorly, cause discomfort, or do not sit well on a steep or irregular cornea the doctor may recommend other types of keratoconus lenses which include hybrid or scleral designs.

Scleral Lenses for Keratoconus

Scleral lenses which are larger in size sit on the white of the eye instead of the cornea. They cover the irregular corneal surface and maintain a fluid chamber between the lens and the eye. This makes scleral lenses great for patients with advanced keratoconus, dry eyes, corneal scarring, or rejection of smaller rigid lenses. 

In many advanced cases we find that contact lenses for keratoconus work best when the lens does not touch the most delicate and irregular part of the cornea. This is what scleral lenses do well. Also they report stable vision, better comfort and less movement of the lens during blinking.

Although it may take more time to get used to and a proper care routine is required, scleral lenses are a solution which some of our struggling patients find very life changing. 

How Doctors Choose the Right Lens

The best contact lenses for keratoconus are determined by a thorough fitting process. The doctor doesn’t just write out a number as a prescription which they would for glasses. Instead the cornea is mapped out, trial lenses are put in and the fit is evaluated under magnification. We check vision, comfort, tear exchange, and corneal health before we finalize the lens.

Proper fit of contact lenses for keratoconus may take more than one visit. That is normal as the corneal shape is irregular and each eye does present differently. We aim for not only clear vision but also comfort, long term safety, and good corneal health.

Are Contact Lenses a Treatment for Keratoconus?

It is a fact that contact lenses for keratoconus do improve vision but they do not put a stop to disease progress. Should the cornea be still in a state of change your doctor may bring up other keratoconus treatment options like corneal collagen cross linking. Cross linking which serves to strengthen the cornea may in fact slow or even stop progression of the disease while lenses will do the job of improving vision.

In some patients, keratoconus treatment may include cross-linking first and lens fitting later. As to more advanced cases which have scarring in the tissue or very poor lens tolerance we may look at intracorneal ring segments or corneal transplant. But also it is not at all atypical that many patients do well for years with their fitted keratoconus lenses.

Care Tips for Keratoconus Lens Users

Using contact lenses for keratoconus safely requires regular hygiene and follow-up. Only the solution that your eye care team provides should be used to clean the lenses. Also do not sleep in them unless your eye care provider says it is OK. Any of the following redness, pain, sudden blurring, discharge, or light sensitivity should be brought to your health care provider’s attention right away.

Follow up is key in that keratoconus does change over time. Even if your contact lenses for keratoconus feel fine, it is recommended that you get your cornea and lens fit checked at regular intervals. A lens which fit well in the past may require adjustment as the cornea changes.

Contact Lens Care at ASG Eye Care

At our practice at ASG Eye Care we perform in depth corneal mapping, refraction, slit-lamp examination and lens trial fitting on patients with keratoconus. We aim to select contact lenses for keratoconus which will give our patients clear vision without at the same time damaging corneal safety.

Our professionals determine what type of contact lens is best for each patient RGP lenses, hybrid lenses, scleral lenses or some other custom option. Also in the case of progressive disease we may talk to patients about keratoconus treatments like corneal collagen cross linking which we may do before or in addition to lens rehabilitation. 

It is important that patients do not purchase contact lenses for keratoconus from non specialist providers. These are medical devices and an improper fit may cause discomfort, poor vision, corneal staining or to make your eye irritation worse.

Key Takeaway

The best contact lenses for keratoconus are those that fit the patient’s cornea shape, stage of disease, comfort level, and visual needs. RGP lenses do well in mild to moderate cases, but scleral lenses are very much the choice for advanced or sensitive eyes. With proper fit, follow up and timely keratoconus treatment many patients report stable and functional vision.

Frequently Asked Questions

1 Which contact lenses are best for keratoconus?

The best contact lenses for keratoconus based on which phase it is in. Soft or custom soft lenses are best for mild cases, RGP lenses for moderate, and scleral lenses for very advanced or sensitive eyes.

2 Are scleral lenses better than RGP lenses for keratoconus?

Scleral lenses are the better choice for patients which the smaller rigid lenses do not work for or that have advanced corneal irregularity. But RGP lenses still do very well in many cases of mild to moderate issues. The best option is what fits and is tolerated by the patient.

3 Can contact lenses stop keratoconus from progressing?

No. Contact lenses for keratoconus which do improve vision but do not stop the progression of the disease. If the disease is progressing your doctor may put you into a keratoconus treatment which includes corneal collagen cross linking.

4 Are keratoconus lenses uncomfortable?

Some keratoconus contacts, especially the rigid ones, may at first be an issue. With proper fit and adaptation many patients do end up being comfortable. If the discomfort persists your doctor may look at hybrid or scleral lenses.

5 How often should keratoconus patients have follow-ups?

Patients who use contact lenses for keratoconus should have regular follow ups as recommended by their ophthalmologist. Follow up to assess corneal health, lens fit, vision changes, and if further keratoconus treatment is required also is a must.

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Phrased simply, phacolytic glaucoma is a type of glaucoma caused by cataract. As the cataract matures past the point of no return lens proteins may let out into the eye’s front section. Those proteins can in turn block the eye’s natural drain which in turn causes pressure within the eye to increase. This is a key cataract complications which requires prompt attention from an ophthalmologist.

What Happens in Phacolytic Glaucoma?

To grasp the concept of phacolytic glaucoma you must first look at how the eye as a body part functions in regards to outflow of fluid. The eye is a constant producer of clear fluid which is known as aqueous humour. This fluid for the most part exits the eye through a small structure which we call the trabecular meshwork. In some cases that outflow is blocked which in turn causes the pressure within the eye to go up.

In the case of phacolytic glaucoma what we see is a very advanced cataract. The cataract which has become so advanced that it’s tissue elements are breaking through the lens capsule into the eye. These protein elements along with inflammatory cells may accumulate in the drainage angle and impede fluid outflow. As a result of the increased pressure the patient may present with acute glaucoma symptoms which include pain, redness, watering, headache, nausea, and decreased vision.

This form of glaucoma caused by cataract is a diagnosis we see in people that have neglected cataract symptoms for months or years. In many cases vision was already poor from the cataract but the sudden pressure increase made the eye very painful and to go to the emergency.

Symptoms and Warning Signs

Phacolytic glaucoma may present acutely even as the cataract is developing slowly. In a patient this may present as an eye which had been doing poorly to begin with which then becomes painful, red, and light sensitive. Vision may also present as foggy and there may be headache or vomiting if the pressure in the eye rises very high.

These glaucoma symptoms should never be ignored at all, in eyes which have a dense cataract glaucoma damage is a greater risk and other complications of cataract may present themselves.

Why Does a Cataract Cause Glaucoma?

Not at all does every cataract cause glaucoma. Most cataracts are of a benign nature which may be treated with the help of planned cataract surgery. That said, as a cataract matures into a very advanced or hypermature stage it can at times bring about inflammation or pressure issues. 

Phacolytic glaucoma we see happens when lens proteins from the very mature cataract go into the eye and plug up the drainage system. This is as opposed to phacomorphic glaucoma in which the cataractous lens swells up and in turn closes the drainage angle. Both are serious in their own way but the cause is different.

This is why early cataract evaluation is important. When cataract is treated at the right time, many serious cataract complications can be avoided.

Who Is at Risk?

People that go without treatment for extended periods of time report a greater risk for phacolytic glaucoma. It is a bigger issue in the elderly which we see also when delay in cataract surgery is had because of fear, lack of info, medical issues, or access to eye care is an issue. 

Patients with very poor vision in one eye from cataract shouldn’t assume that there is nothing which can be done. Even when the cataract has been present for a while an eye exam can determine if the eye is treatable and if urgent care is required.

Diagnosis of phacolytic glaucoma

An ophthalmologist reports on cases of phacolytic glaucoma at in depth eye exam. We see to it that visual acuity is checked, eye pressure is noted, the cornea’s clarity is assessed, we look at internal eye inflammation and the stage of the cataract. Also the drain angle is studied which in turn gives us info if the pressure increase is of open angle or angle closure variety.

The doctor at times will look at the optic nerve if the view is allowed. In many cases the cataract is very dense which in turn causes the back of the eye to not show up proper. Once the pressure is sorted out and cataract surgery is to be performed we may recommend more tests to determine visual potential.

Treatment for phacolytic glaucoma

In this disease we see that the first aim of glaucoma treatment is to reduce eye pressure and inflammation. We may use pressure lowering eye drops, anti inflammatory medicines and at times may also use oral or IV medicines based on the degree of raised pressure. Also we pay very close attention to pain and corneal swelling.

However we find that medicine does not in itself treat phacolytic glaucoma. We determine that the root issue is the mature cataract, which is why once the eye has stabilized we proceed to cataract removal. For that surgery what we do is remove the affected lens which is the source of the leak, which in turn also clears the cause of the inflammation and also restores normal flow of fluid in the eye.

In certain patients which is to say if the pressure has been high for a great while we may look at other glaucoma procedures. The exact glaucoma treatment is based on the pressure level, the state of the optic nerve, corneal clarity, and the health of the eye as a whole.

Can Vision Recover After Treatment?

Vision recovery post phacolytic glaucoma is a function of how quickly the patient gets to the hospital. If the optic nerve and retina are still in good health, cataract surgery may greatly improve vision. If pressure has been very high for a long time some nerve damage may be permanent.

This is the case to not wait for severe pain before getting help. A mature cataract is a warning sign. If the eye becomes painful, red, or suddenly gets worse, seek emergency care.

Eye Care at ASG Eye Care

At ASG Eye Care, patients with advanced cataracts and pressure-related symptoms are evaluated carefully to detect conditions such as phacolytic glaucoma at the right time.  We don’t just concentrate on the removal of the cataract but also in the protection of the optic nerve, in the control of eye pressure, and in the reduction of inflammation before and also after the procedure.

If a patient has had cataracts for a while, sudden eye pain, redness, or quick vision loss, in which case early evaluation can help prevent severe vision damage. Also timely cataract surgery and proper follow up care can reduce the risk of glaucoma caused by cataract and other avoidable complications

Key Takeaway

Phacolytic glaucoma is a serious but treatable issue which develops out of an ignored mature or hypermature cataract. It causes sudden pressure increase, pain, redness, and vision loss. Early diagnosis, pressure control, and cataract surgery are the key elements of treatment. To best prevent phacolytic glaucoma is to not delay cataract care until the cataract becomes overripe.

Frequently Asked Questions

1 What is phacolytic glaucoma?

Phacolytic glaucoma is a sort of secondary glaucoma which presents when proteins escape from a mature or hypermature cataract and plug the eye’s drainage system. This causes elevation in eye pressure which in turn may cause pain, redness, and vision loss.

2 Is phacolytic glaucoma dangerous?

Yes, phacolytic glaucoma may present with serious consequences if left untreated. High eye pressure is a which will go after the optic nerve and result in permanent vision loss. The early intervention of ophthalmic care can do much in terms of preserving sight.

3 Can cataract cause glaucoma?

Yes in some cases. A very developed glaucoma caused by cataract as when lens proteins spill out or the swollen lens which in turn impairs fluid outflow in the eye.

4 What are the common symptoms?

Common symptoms are severe eye pain, redness, watering, cloudy vision, headache, nausea, and sudden worsening of sight. These are important glaucoma symptoms which should be brought to medical attention right away.

5 What is the treatment for phacolytic glaucoma?

Treatment usually starts with medicines to lower eye pressure and control inflammation. Once the eye is stable we usually do cataract surgery to remove the cause of phacolytic glaucoma.

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