title: Rheumatoid aortic valve prolapse requiring emergency aortic valve replacement.
abstract: Rapid progression of aortic regurgitation was closely observed in a patient with severe seropositive rheumatoid arthritis. Rheumatoid changes within the aortic valve leaflets resulted in severe prolapse necessitating emergency operation. The postoperative course was satisfactory.
mesh_terms: D001021:Aortic Valve / Q000473:pathology; D001022:Aortic Valve Insufficiency / Q000209:etiology* / Q000473:pathology / Q000601:surgery; D001172:Arthritis, Rheumatoid / Q000150:complications*; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged