[Double mitral orifice with a single atrium. Apropos of a case with functionally normal mitral valve]. / Double orifice mitral avec oreillette unique. A propos d'un cas avec valve mitrale fonctionnellement normale

The authors report a case with a double mitral orifice associated with a single auricle; it was operated on successfully. It was unnecessary to carry out any surgical procedure on the mitral valve itself, as it was functioning normally. A review of the literature follows.