Neurodegenerative Diseases USMLE Step 1 Practice Question
A 66-year-old woman presents with sudden severe right eye pain, headache, nausea, and vision of halos around lights. Vital signs show BP 158/92 mmHg, HR 102/min, RR 18/min, and temp 37.2°C. Examination reveals a fixed mid-dilated pupil, corneal edema, and markedly elevated intraocular pressure of 58 mmHg. Visual acuity is 20/40 OD. No prior ocular history. Which diagnosis best explains these findings?
Answer choices
- AOpen-angle glaucoma
- BAcute angle-closure glaucomaCorrect answer
- CRetinal detachment
- DCentral retinal artery occlusion
- EViral conjunctivitis
- FAcute anterior uveitis
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