For about 50 years, corneal transplantation was synonymous with full-thickness grafts. For every corneal disease, whether it was stromal scarring or endothelial failure, the answer was penetrating keratoplasty. Since the turn of the century, lamellar surgery has heralded a revolutionary shift toward replacing the diseased layer rather than the entire cornea.
“Innovation has resulted in improved lamellar surgery. We no longer are performing penetrating keratoplasty for all corneal transplants. The goal is to replace the abnormal layer and leave the normal corneal layers intact. What has
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