title: Image of the month. Pannus-overgrowth in a Björk-Shiley valve in the mitral position.
authors: Cardiothoracic Centre, St Thomas' Hospital, London, UK.
authors: Joanne
authors: J
authors: Harris
authors: David
authors: D
authors: Anderson
authors: John
authors: J
authors: Chambers
mesh_terms: D017548:Echocardiography, Transesophageal; D005260:Female; D006349:Heart Valve Diseases / Q000175:diagnosis* / Q000601:surgery; D006350:Heart Valve Prosthesis; D006801:Humans; D008875:Middle Aged; D008943:Mitral Valve / Q000000981:diagnostic imaging / Q000473:pathology* / Q000601:surgery