CD4 and toxoplasmosis: Radiology: MRI of the brain showed a left- enhancing cerebellar lesion. Blood test: HIV 1-2 antibody screen positive, CD4 =168 cells/mm, viral load was 2134207. Toxoplasmosis IgG Antibody =185.6 IU/ml, Histopathology: Necrotizing lesions with a mixed inflammatory infiltrate, including lymphocytes, plasma cells, and macrophages, along with tachyzoites and bradyzoites of Toxoplasma gondii within cysts