A corneal transplant is typically needed when: Vision cannot be corrected satisfactorily using other medical approaches Painful swelling cannot be relieved by medications or special contact lenses Corneal failure occurs after other eye surgery, such as cataract surgery Severe Keratoconus, a steep curving of the cornea, develops Hereditary corneal failure, such as Fuchs’ dystrophy, exists Scarring after infections, especially after herpes, occurs Rejection occurs after first corneal transplant Scarring arises after injury Only an experienced, cornea subspecialty trained surgeon can appropriately determine if and when a transplant will enhance the quality of your vision.