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CMV RETINITIS

Originally posted on @retina.rocks 02/10/2021

This patient presented in 1994 with classic active cytomegalovirus (CMV) retinitis, which appeared as a “cottage cheese and ketchup” hemorrhagic retinitis following a vascular distribution. The retinitis spreads outwards, leaving behind thinned, necrotic retina and retinal pigment epithelium.

Learning Points:
CMV retinitis develops as a reactivation of latent CMV in immunosuppressed individuals.

Before effective antiretroviral treatment emerged in the mid to late 1990’s (highly active antiretroviral therapy, HAART), CMV retinitis developed in up to 40% of HIV/AIDS patients, often within the last 6 months of life.

Treatment includes a combination of intravenous and intravitreal anti-viral medications, including ganciclovir, foscarnet, and cidofovir. There is a high incidence of retinal detachment, especially with larger areas of involved retina.