A man with HIV comes in with -Impaired speech, vision, corrdination He is not on antiretroviral meds Physical exam shows: -Cant move right arm/leg CT shows: -Asymmetric focal zones involving periventricular and subcortical white matter. Histology shows: -Demyelinating plaques involving white matter and infected oligodendrocytes. 1. What condition does he likely have? 2. What causes this? 3. Which site is the cause originated form?

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Neurology is the branch of medicine that focuses on the study, diagnosis, and management of conditions affecting the nervous system.


1. A man with HIV comes in with -Impaired speech, vision, corrdination He is not on antiretroviral meds Physical exam shows: -Cant move right arm/leg CT shows: -Asymmetric focal zones involving periventricular and subcortical white matter. Histology shows: -Demyelinating plaques involving white matter and infected oligodendrocytes. 1. What condition does he likely have? 2. What causes this? 3. Which site is the cause originated form?