Cottonwool spots, intraretinal hemorrhages, and microaneurysms. An ischemic maculopathy may occur with significant visual loss in 3% of affected patients.
HIV retinopathy is a marker of low CD4+ counts. Look for concomitant opportunistic infections (see 12.9, CYTOMEGALOVIRUS RETINITIS). Rule out the other causes for unexplained cottonwool spots (see 11.5, COTTONWOOL SPOT).
No specific ocular treatment is necessary, but the retinopathy resolves with cART and increased CD4+ counts.