title: Case 13: a man with progressive headache and confusion.
authors.affiliation: Department of Neurology, The Johns Hopkins University, Baltimore, Maryland, USA.
authors.forename: Arun
authors.initials: A
authors.lastname: Venkatesan
mesh_terms: D003071:Cognition; D003221:Confusion / Q000175:diagnosis / Q000209:etiology*; D003937:Diagnosis, Differential; D018450:Disease Progression; D006261:Headache / Q000175:diagnosis / Q000209:etiology* / Q000503:physiopathology*; D006801:Humans; D019585:Intracranial Hypotension / Q000150:complications* / Q000175:diagnosis / Q000523:psychology; D008297:Male; D008875:Middle Aged