Urrets-Zavalia syndrome, or UZS, is a clinical condition first described by Alberto Urrets-Zavalia in 1963 in six patients with wide and rigid pupils after penetrating keratoplasty.
Patients with UZS present with a fixed dilated pupil (Figures 1 and 2) that is hypothesized to occur due to acute iris ischemia after intraocular surgery or after an episode of acute rise in IOP either intraoperatively or in the immediate postoperative period. The use of intraocular air or gas has also been associated with this condition. Recently, UZS has also been reported to (Read more...)
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