This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
[{'content': 'Commonest oppounistic organism to cause ocular inflammation in AIDS is \nSelect and explain. \nA. Cytomegalovirus, B. Herpes simplex virus, C. Toxoplasmosis, D. Candida albicans', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Cytomegalovirus Ocular Involvement In AIDS Earliest & most consistent finding of HIV retinopathy is cotton wool spots Q In AIDS most common ocular infection is CMV chorioretinitisQ Cotton wool spots are most common ophthalmoscopic finding in CMV infection in AIDS. M.C. cause of chorioretinitis is CMVQ (mostly < 50 cells/mm3 CD4 cell count) Treatment of CMV retinitis is Ganyclovir & FoscanetQ M.C. ocular neoplasm is Kaposi sarcoma M.C. ocular lesion is microvasculopathy involving conjunctiva & retina.', 'role': 'assistant'}]