title: Clinical case of the month: altered mental status and headache in a young man.
authors: Fourth-year Resident in Internal Medicine-Pediatrics at LSU School of Medicine in New Orleans.
authors: Faisal
authors: F
authors: Musa
authors: Professor and Program Director of the Internal Medicine and Emergency Medicine-Internal Medicine training programs at LSU Health Sciences Center in New Orleans.
authors: Jorge A
authors: JA
authors: Martinez
authors: Associate Professor and Associate Program Director of the Internal Medicine training program at LSU Health Sciences Center in New Orleans.
authors: Catherine
authors: C
authors: Hebert
authors: Fourth-year resident in Pathology and Chief Resident at LSU School of Medicine in New Orleans.
authors: Matthew
authors: M
authors: Safley
authors: Assistant Professor at LSU School of Medicine in New Orleans, Department of Radiology.
authors: David
authors: D
authors: Smith
authors: Richard Vial Professor of Medicine and Vice Chair in the Department of Medicine at LSU School of Medicine in New Orleans, Louisiana.
authors: Fred
authors: F
authors: Lopez
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology; D000328:Adult; D006261:Headache / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology; D006801:Humans; D008297:Male; D001523:Mental Disorders / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology; D016781:Toxoplasmosis, Cerebral / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology