Cornea Transplant Surgery

A cornea transplant, or keratoplasty, is a surgical procedure where damaged or diseased corneal tissue is replaced with healthy tissue from a donor. The cornea is the eye’s clear, dome-shaped surface that covers the front of the eye, playing a crucial role in focusing vision. When the cornea becomes scarred, swollen, or distorted due to injury, infection, or certain medical conditions, it can impair vision.

A corneal transplant is often recommended to restore clarity and improve vision. This procedure has a high success rate and is one of the most common and effective organ transplants performed today. However, consulting with an eye specialist is essential to determine the most suitable approach towards corneal damage. Let’s see what are the indications for a cornea transplant surgery.

Indications for Cornea Transplant Operation

Several conditions can lead to corneal damage, and when other treatments fail to improve symptoms, a cornea transplant becomes a viable option. These conditions are as follows:

  • Corneal scarring: Resulting from infections or injuries.
  • Keratoconus: A progressive thinning of the cornea.
  • Corneal ulcers: Severe infections that cause tissue loss.
  • Fuchs’ dystrophy: A genetic disorder that leads to corneal swelling.
  • Chemical burns or trauma: Damage from exposure to harmful substances.
  • Rejection from a previous corneal transplant: When the body’s immune system attacks the transplanted tissue.
  • Corneal oedema: Swelling that leads to blurred or cloudy vision.

If you are experiencing any of these symptoms, it is essential to consult with an eye care professional for a proper diagnosis and to discuss the possibility of a cornea transplant operation.

Types of Corneal Transplant Procedures

  • Penetrating Keratoplasty (PK): This traditional method involves replacing the entire thickness of the damaged cornea with a donor cornea.
  • Descemet’s Stripping Automated Endothelial Keratoplasty (DSAEK): In this procedure, only the innermost layer of the cornea (endothelium) is replaced, and it is suitable for conditions like Fuchs’ dystrophy.
  • Descemet’s Membrane Endothelial Keratoplasty (DMEK): A more advanced form of endothelial keratoplasty, replacing even thinner layers of the damaged tissue, allowing for faster recovery and fewer complications.
  • Deep Anterior Lamellar Keratoplasty (DALK): This technique involves replacing the outer and middle layers of the cornea while keeping the inner layer intact, often used in cases of keratoconus or superficial scarring.
Each type of corneal transplant has its specific indications, benefits, and recovery expectations, and the choice of procedure will depend on the patient’s condition and the ophthalmologist’s recommendation.

The Cornea Transplant Procedure

The cornea transplant procedure begins with a thorough eye examination by an ophthalmologist to assess the severity of the corneal damage and determine the most appropriate type of transplant. Once a match with a donor cornea is confirmed, the procedure typically involves the following steps:

  1. Preparation: The patient is given local or general anaesthesia.
  2. Incision: A precise cut is made to remove the damaged part of the cornea.
  3. Donor Tissue Placement: The healthy donor cornea is carefully positioned in place.
  4. Suturing: Fine stitches secure the new corneal tissue to the eye.
  5. Post-Operative Care: Antibiotic and anti-inflammatory eye drops are prescribed to prevent infection and promote healing.

The surgery usually takes a few hours, and patients are monitored for any immediate reactions before being allowed to go home. However, there are a lot of aftercare tips that must be followed to ensure a smooth recovery.

Post-Surgery Care and Aftercare Tips

  • Use prescribed eye drops: This helps reduce inflammation and prevents infection.
  • Avoid rubbing or pressing the eye: This helps to prevent damage to the new corneal grafting.
  • Wear protective eyewear: Especially in bright sunlight or during outdoor activities.
  • Follow-up visits: Regular check-ups with the ophthalmologist to monitor the progress.
  • Limit physical activities: Avoid strenuous exercises or activities that could strain the eyes.

Following these aftercare guidelines helps ensure a smooth recovery and reduces the risk of complications, promoting better long-term outcomes for the corneal transplant.

Cornea Transplant Complications & Risks

While cornea transplants have a high success rate, it’s essential for patients to be aware of these risks and to report any unusual symptoms to their eye specialist immediately.

  • Graft rejection: The immune system attacks the transplanted tissue.
  • Infection: Although rare, infections can occur post-surgery.
  • Astigmatism: Irregular curvature of the cornea affecting vision clarity.
  • Increased intraocular pressure: This leads to glaucoma if not appropriately managed.
  • Corneal swelling: Temporary swelling may occur during the healing process.

Remember: Following your doctor’s guidelines and instructions can help you deal with these complications effectively.

Benefits of Cornea Transplant

  • Restored vision clarity: Improvement in vision for patients with previously blurred or distorted eyesight.
  • Enhanced quality of life: Returning to everyday activities like reading and driving.
  • High success rate: Cornea transplant surgeries are among the most successful organ transplants.
  • Long-lasting results: Most corneal transplants last several years.
  • Reduction in eye discomfort: Relief from pain or discomfort caused by corneal damage.

These benefits make corneal transplants life-changing for individuals suffering from severe vision impairments.

Why Choose Centre For Sight?

At Centre For Sight, patients undergoing a cornea transplant receive personalised care tailored to their eye health needs. With a team of highly skilled ophthalmologists and access to state-of-the-art technology, the hospital is committed to delivering the necessary outcomes for every patient. The facility focuses on a comprehensive approach to treatment, from diagnosis through recovery, ensuring that patients feel supported at every step.

With a track record of successful procedures and a focus on compassionate care, the hospital aims to make every patient’s journey to better vision as smooth and effective as possible.

Book an appointment with an eye care specialist at Centre for Sight!

Explore FAQs

How serious is a cornea transplant?

Cornea transplant is a major surgery with risks, but it’s generally safe and can significantly improve vision.

The cost of a cornea transplant varies widely depending on location, healthcare provider, and insurance coverage.

While cornea transplant can significantly improve vision, it doesn’t guarantee a cure for blindness as it depends on the underlying cause of blindness.

Cornea transplant can treat various conditions affecting the cornea, such as keratoconus, corneal scarring, Fuchs’ dystrophy, and others that impair vision.

Yes, a cornea transplant can be rejected by the recipient’s immune system, but the risk can be reduced with anti-rejection medications, such as steroid eye drops.

Full recovery from a cornea transplant can take several months, during which vision gradually improves.

Yes, rejection can occur after a cornea transplant, but it’s less common compared to other organ transplants, and it can often be managed with medications.

Initially, follow-up appointments are frequent to monitor healing and medication effectiveness, gradually becoming less frequent as healing progresses.

Regular eye exams, prompt treatment of eye conditions, and protecting the eyes from injuries can help prevent corneal blindness.

Common symptoms of corneal disease include blurred vision, eye pain, redness, sensitivity to light, and excessive tearing.

A corneal abrasion is a scratch or scrape on the surface of the cornea, often caused by trauma or foreign objects contacting the eye.

Children are prone to corneal abrasions due to activities like rough play, sports, or accidentally rubbing foreign objects against their eyes.

Yes, follow-up appointments are necessary to monitor healing, ensure there are no complications, and adjust treatment as needed.

What is the success rate of corneal transplant?

The success rate of corneal transplant is high, typically around 90%, but it varies depending on individual factors and the type of transplant performed.

There’s no strict age limit; suitability for corneal transplant is assessed on a case-by-case basis.

Individuals with conditions like keratoconus, corneal scarring, or Fuchs’ dystrophy that significantly impair vision may require a cornea transplant.

There are two main types: full-thickness (penetrating) and partial-thickness (lamellar) cornea transplant surgeries.

Cornea transplant surgery typically takes 1 to 2 hours to complete.

Vision improvement after a cornea transplant can vary, but it generally improves gradually over several months as the eye heals.

Typically, anti-rejection medications (steroid eye drops) and antibiotics are prescribed to prevent infection and minimize the risk of rejection.

Initially, activities like rubbing the eyes and certain contact sports should be avoided to prevent complications during the healing process.

The cornea is unique due to its transparency and lack of blood vessels, which contribute to its function in refracting light into the eye.

Complications of corneal disease can include vision loss, corneal scarring, corneal ulcers, and in severe cases, blindness.

Treatment for corneal abrasion typically involves applying lubricating eye drops, antibiotics to prevent infection, and sometimes patching the eye for comfort.

Wearing protective eyewear during activities, avoiding rubbing the eyes, and promptly treating any eye injuries can help prevent corneal abrasions and scarring.

Cornea Transplant

Cornea Transplant