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Urrets-Zavalia syndrome following trabeculectomy
  1. R JAIN,
  2. A ASSI,
  3. I E MURDOCH
  1. Moorfields Eye Hospital, City Road
  2. London EC1V 2PD
  1. Mr I E Murdoch

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Editor,—A fixed and dilated pupil is an uncommon postoperative complication first described by Urrets-Zavalia following penetrating keratoplasty for keratoconus.1 We report the same problem occurring in two patients after uncomplicated trabeculectomy. To the best of our knowledge, such cases have not been previously described in the literature.

CASE 1

A 38 year old woman with bilateral advanced glaucoma was referred for further management of her condition. Her ophthalmic history included surgery to her left squint as a child and left amblyopia. She was otherwise fit and well and took no systemic medication.

On examination her best corrected visual acuities were 6/6 in the right eye and 6/36 in the left with a left relative afferent pupillary defect. Her anterior segments were normal and her intraocular pressure (IOP) was 19 mm Hg bilaterally on timoptol twice daily. Gonioscopy revealed open angles and funduscopy showed …

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