Central nervous system vasculitis in a patient with HIV infection: a diagnostic challenge

Univ Fed Sao Paulo, Dept Neurol, Sao Paulo, SP, BrazilUniv Fed Sao Paulo, Div Doencas Infecciosas, Rua Napoleao Barros,715, BR-04023900 Sao Paulo, SP, BrazilUniv Fed Sao Paulo, Dept Radiol, Sao Paulo, SP, BrazilUniv Fed Sao Paulo, Dept Neurol, Sao Paulo, SP, BrazilUniv Fed Sao Paulo, Div Doencas Infecciosas, Rua Napoleao Barros,715, BR-04023900 Sao Paulo, SP, BrazilUniv Fed Sao Paulo, Dept Radiol, Sao Paulo, SP, BrazilWeb of Scienc