coronary sulcus

(redirected from atrioventricular groove)
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Related to atrioventricular groove: atrioventricular sulcus

coronary sulcus

[′kär·ə‚ner·ē ′səl·kəs]
(anatomy)
A groove in the external surface of the heart separating the atria from the ventricles, containing the trunks of the nutrient vessels of the heart.
References in periodicals archive ?
The posterobasal portion of the heart represents the zone of insertion of the ventricles on atrioventricular groove and heart cytoskeleton, and it is surrounded by important structures such as the posterior mitral annulus and leaflet on the inside, and the terminal branches of left circumflex coronary artery, right coronary artery, and coronary sinus on the outside.
In order to facilitate anastomoses, several techniques have been suggested such as gentle compression of atrioventricular groove (3) but to our knowledge, this is the first report suggesting use of an intracoronary shunt during such an on-pump procedure.
7) Mitral annular and mitral valve calcium are readily distinguishable as the former occurs in the atrioventricular groove around the mitral valve and the latter in the valve at the midplane of the left ventricle.
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