Fig. 4From: Interventricular septal hematoma detected by transesophageal echocardiography after congenital heart surgery in an infant: a case reportFollow-up transthoracic echocardiography showing a decrease in the size of the anechoic interventricular septal hematomas with thrombi filling the hematomas in the apical 4-chamber view on postoperative day 4. (Additional file 3: Video S3)Back to article page