Atrioventricular rupture is a life-threatening complication of mitral valve replacement. We present how incising the intervalvular fibrosa critically improves exposure. The aortic valve sacrifice allows access to a large atrioventricular dissociation defect and reliable repair of the anterolateral aspect of mitral valve annulus.
Keywords: Atrioventricular dissociation; Commando procedure; Congenital; Mitral valve replacement.
© The Author(s) 2022. Published by Oxford University Press on behalf of the European Association for Cardio-Thoracic Surgery.