NOTE: “Tissue rejection” does not include primary
graft failure, microbial / infectious, vitreousendothelial
touch, intraoperative trauma, glaucoma,
refractive abnormalities, or failure of endothelial
keratoplasty to adhere.
PK = Penetrating Keratoplasty, EK = Endothelial Keratoplasty (e.g. DSEK, DSAEK, DMEK, DMAEK, etc.), ALK =
anterior lamellar keratoplasty, RK = Radial Keratotomy, HK = Hexagonal Keratotomy, PRK = photorefractive
keratectomy, LASIK = Laser-assisted Keratomileusis, LASEK = Laser-assisted Sub-epithelial Keratectomy