This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Uveal Tract, Subject name: Ophthalmology
The commonest cause of visual loss in AIDS is which one of the following 
Select and explain. 
A. Toxoplasmosis, B. Herpetic retinitis, C. CMV retinitis, D. HIV retinitis
C: CMV retinitis
Answer: C: CMV retinitis 
Explanation: Ans. (c) CMV retinitisRef Kanski, p. 442; John Hopkins HIV guide p. 60CMV retinitis is the most commonQ opportunistic ocular infection amongst patients with AIDS and is the most common cause of Visual morbidityQ