A holosystolic murmer that is accompanied by a ventricular septal defect is associated with the following etiology:
A. Ventricular filling that follows atrial contractionClassification of cardiac murmurs:
AI = aortic insufficiency; ASD = atrial septal defect; MR = mitral regurg itation; MS = mitral stenosis. MVP = mitral valve prolapse; PDA = patent d uctus arteriosus; PR = pulmonic regurg itation; Tl = tricuspid insufficiency; TS = tricuspid stenosis;VSD = ventricular septal defect.