CD4 and cerebral toxoplasmosis: Cerebral toxoplasmosis and cytomegalovirus manifested more frequently at lower CD4 counts (< 50 cells/μL: both 9.4%, 50–199 cells/μL: both 8.2%), while HSV ulcers and Kaposi’s sarcoma more frequently at higher CD4 counts of > 500 cells/μL (17.0% and 10.6%).