atrioventricularis communis


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atrioventricularis communis

 [a″tre-o-ven-trik″u-lar´is kŏ-mu´nis]
a congenital cardiac anomaly in which the endocardial cushions fail to fuse, the ostium primum persists, the atrioventricular canal is undivided, a single atrioventricular valve has anterior and posterior cusps, and there is a defect of the membranous interventricular septum.

atrioventricularis communis

(1) Atrioventricular canal; canalis atrioventricularis [NE3].
(2) Common atrioventricular canal.