title: Headache as the initial presentation of Wegener's granulomatosis.
authors: I G S
authors: IG
authors: Lim
authors: P J
authors: PJ
authors: Spira
authors: H P
authors: HP
authors: McNeil
mesh_terms: D000328:Adult; D014890:Granulomatosis with Polyangiitis / Q000150:complications*; D020773:Headache Disorders / Q000209:etiology*; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000379:methods; D008297:Male