abnormal coronary sinus morphology abnormal coronarius morphology MP:0010436 Fyler:2840 csmith MPheno.ontology any structural anomaly of the short trunk that recieves most of the cardiac veins carrying the blood from the myocardium and delivers it to the right atrium, with the sinoatrial connection occurring between the inferior vena cava and the atrioventricular orifice 2010-09-28T02:33:34Z abnormal coronary vessel morphology