title: Acute fulminant aortic regurgitation in ankylosing spondylitis.
mesh_terms: D000208:Acute Disease; D000328:Adult; D001021:Aortic Valve; D001022:Aortic Valve Insufficiency / Q000209:etiology* / Q000473:pathology; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D013167:Spondylitis, Ankylosing / Q000150:complications*