Double outlet right ventricle Double outlet right ventricle with subaortic ventricular septal defect without pulmonary stenosis 2012-04-09T10:07:00Z A double outlet right ventricle with a ventricular spetal defect (a hole between the two bottom chambers (ventricles) of the heart), that is considered to be closely related to the aortic origin. There is not associated pulmonary stenosis, the abnormal narrowing or constriction of the pulmonary artery, in the main pulmonary artery and/or in the left or right pulmonary artery branches. UMLS:C4023243 DORV with subaortic VSD without pulmonary stenosis HP:0011656