Fig. 6From: Interventricular septal hematoma detected by transesophageal echocardiography after congenital heart surgery in an infant: a case reportAnatomical considerations during perimembranous ventricular septal defect repair suturing to avoid injuring the interventricular branch from the left coronary artery. The first and second anterior interventricular branches of the left coronary artery could be injured during the operation, and interventricular hematoma can occurBack to article page