title: The role of total keratoplasty in unfavorable cases.
mesh_terms: D016039:Corneal Transplantation; D005128:Eye Diseases / Q000209:etiology; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008722:Methods; D011183:Postoperative Complications; D014184:Transplantation, Homologous; D014792:Visual Acuity