in 33 cases ( 23 fallot 's tetralogy the object was to detect coronary abnormalities not observed on non-selective opacification ( 3 lad arteries arising from the right coronary , 1 single coronary artery ) or to determine their anatomical relationships in complex cardiac malformations ( 5 cases ) .
C0039685
fallot 's
C0018798
coronary abnormalities