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2. Corneal transplantation - Wikipedia

   en.wikipedia.org/wiki/Corneal_transplantation

   Corneal transplantation, also known as corneal grafting, is a surgical procedure where a damaged or diseased cornea is replaced by donated corneal tissue (the graft). When the entire cornea is replaced it is known as penetrating keratoplasty and when only part of the cornea is replaced it is known as lamellar keratoplasty .

3. Osteo-odonto-keratoprosthesis - Wikipedia

   en.wikipedia.org/wiki/Osteo-odonto-keratoprosthesis

   Osteo-odonto-keratoprosthesis (OOKP), also known as "tooth in eye" surgery, [1] is a medical procedure to restore vision in the most severe cases of corneal and ocular surface patients. It includes removal of a tooth from the patient or a donor.

4. Keratoprosthesis - Wikipedia

   en.wikipedia.org/wiki/Keratoprosthesis

   Depending on the type of keratoprosthesis used, the surgery may involve a full thickness replacement of the cornea or the placement of an intralamellar implant. For the Alphacor a manual incision is used to create a corneal pocket and a punch is used to create an opening through the posterior cornea into the anterior chamber.

5. Pre-Descemet's endothelial keratoplasty - Wikipedia

   en.wikipedia.org/wiki/Pre-Descemet's_Endothelial...

   The normal cornea (Fig 1) has from the front to the back the following layers: 1. Epithelium 2. Bowman's membrane 3. Stroma 4. Pre Descemets layer 5. Descemet's membrane 6. Endothelium For the human eye to see, the cornea or the front window of the eye should be clear or transparent.

6. Eye surgery - Wikipedia

   en.wikipedia.org/wiki/Eye_surgery

   Eye surgery, also known as ophthalmic surgery or ocular surgery, is surgery performed on the eye or its adnexa. [1] Eye surgery is part of ophthalmology and is performed by an ophthalmologist or eye surgeon. The eye is a fragile organ, and requires due care before, during, and after a surgical procedure to minimize or prevent further damage.

7. Pellucid marginal degeneration - Wikipedia

   en.wikipedia.org/wiki/Pellucid_marginal_degeneration

   The center of the cornea shows normal thickness, with an intact central epithelium, but the inferior cornea exhibits a peripheral band of thinning, to about 1–2 mm. The portion of the cornea that is immediately adjacent to the limbus is spared, usually a strip of about 1–2 mm. [ 6 ] In PMD we can see high against the rule astigmatism [ 6 ...