Emergency mitral valve replacement in the setting of severe pulmonary hypertension and acute cardiovascular decompensation after evacuation of twins at fifteen weeks’ gestation, ,

A case of critical mitral stenosis with severe pulmonary hypertension in a twin pregnancy is presented. On therapeutic evacuation at 15 weeks’ gestation the patient became critically unstable, necessitating emergency open heart surgery with mitral valve replacement. (Am J Obstet Gynecol 1998;179:270-2.)