title: A headache and a mass lesion: vasculitis or CNS sarcoid?
authors.affiliation: Dept. of Rheumatic and Immunologic Diseases, Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, Ohio 44195, USA. calabri@ccf.org
authors.forename: L H
authors.initials: LH
authors.lastname: Calabrese
mesh_terms: D000328:Adult; D001927:Brain Diseases / Q000175:diagnosis*; D002533:Cerebral Angiography; D003937:Diagnosis, Differential; D006261:Headache / Q000175:diagnosis*; D006801:Humans; D008297:Male; D012507:Sarcoidosis / Q000175:diagnosis*; D020293:Vasculitis, Central Nervous System / Q000175:diagnosis*