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Acute angle-closure glaucoma — ABEM Board MCQ

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HardHead/Neck/ENT/Ophthalmology emergenciesAcute angle-closure glaucomaABEM Board

A 57-year-old woman presents as triage level 2 with severe right eye pain, headache, vomiting, halos around lights, and a mid-dilated fixed pupil. Intraocular pressure is 54 mm Hg. Which of the following is the most likely diagnosis?

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Correct answer: A — Acute angle-closure glaucoma

Severe eye pain with halos, vomiting, fixed mid-dilated pupil, and markedly elevated intraocular pressure is acute angle closure.

Reference: AAO acute glaucoma guidance; ABEM EM Model