1 MCQs in Ophthalmology for NEET PG
A 42-year-old woman presents with painless progressive visual loss in her right eye 3 years after external beam radiotherapy (55 Gy) for paranasal sinus carcinoma. She has no history of diabetes. Fundoscopy reveals features resembling non-proliferative diabetic retinopathy. The structure marked **A** shows retinal telangiectasia with irregular microaneurysms and dot-blot hemorrhages. Which of the following best describes the underlying pathophysiological mechanism responsible for the appearance of these microaneurysms in radiation retinopathy?
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