title: Dehiscence of aortic Björk prosthesis. An unusual roentgenological finding.
mesh_terms: D000328:Adult; D000743:Anemia, Hemolytic / Q000000981:diagnostic imaging / Q000209:etiology*; D001021:Aortic Valve; D006350:Heart Valve Prosthesis / Q000009:adverse effects*; D006801:Humans; D008297:Male; D011859:Radiography