Abstract
BACKGROUND: Corneal transplants (CT)can be divided into penetrating keratoplasty (PKT), where a full thickness part of the cornea is changed for another, and lamellar, where a corneal lamella (thickness less than the total) is changed. This type is subdivided into lamellar transplantation (LT) above (superficial or deep, preserving the endothelium) and endothelial or posterior LT. The maj…