persistent atrioventricular canal
per·sis·tent a·tri·o·ven·tric·u·lar ca·nal
a condition that is caused when the atrial and ventricular septa fail to meet, as in normal development, resulting in a low atrial and a high ventricular septal defect or a common atrioventricular canal.
Synonym(s): endocardial cushion defect
Farlex Partner Medical Dictionary © Farlex 2012