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Friday, July 27, 2012

KERATOPLASTY

Keratoplasty, also called corneal grafting or corneal transplantation, is an operation in which the patient's diseased cornea is replaced by the donor's healthy

VASCULARIZATION OF CORNEA

Normal cornea is avascular except for small capillary loops which are present in the periphery for about 1 mm. In pathological states, it can be invaded by
vessels as a defence mechanism against the disease or injury. However, vascularization interferes with corneal