Atrioventricular Canal

(AV-channel defect; defect of the endocardial cushion; ostium primum atrial defect) The AV-channel defect consists of an atrial septal defect of the ostium primum type and a common atrioventricular valve, (ventricular channel type) with or without an associated Zulaufs- ventricular septal defect (VSD). These disorders are due to a faulty development of the endocardial cushion. Patients without a VSD component or a small VSD and with good AV valve function…

September 3, 2018