title: Systemic necrotizing vasculitis causing bone necrosis.
mesh_terms: D000368:Aged; D001158:Arteries / Q000473:pathology; D006801:Humans; D008297:Male; D010020:Osteonecrosis / Q000209:etiology* / Q000473:pathology; D010488:Polyarteritis Nodosa / Q000150:complications* / Q000473:pathology; D013131:Spine / Q000473:pathology