title: Iris ischaemia following penetrating keratoplasty for keratoconus (Urrets-Zavalia syndrome)
authors.forename: G O
authors.initials: GO
authors.lastname: Naumann
mesh_terms: D005500:Follow-Up Studies; D006801:Humans; D007429:Intraocular Pressure; D007498:Iris / Q000098:blood supply*; D007499:Iris Diseases / Q000209:etiology* / Q000503:physiopathology; D007511:Ischemia / Q000209:etiology* / Q000503:physiopathology; D007640:Keratoconus / Q000150:complications / Q000601:surgery*; D015948:Keratoplasty, Penetrating / Q000009:adverse effects*; D011183:Postoperative Complications