An HIV-positive patient may develop Parkinsonism.

Factors that may be involved in HIV-related Parkinsonism

(1) opportunistic infection (toxoplasmosis, tuberculosis, fungal, etc), often when there is bilateral involvement of the basal ganglia by

(2) viral encephalitis, acute infection or with the postencephalitis syndrome

(3) drug-induced

(4) HIV-related neurologic disease


With longer survival of HIV-infected patients non-HIV related risk factors may also play a role.

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