UNUSUAL COMPLICATION AFTER OPEN VALVULOTOMY IN PULMONARY STENOSIS.
D006348:Cardiac Surgical Procedures; D002305:Cardiac Tamponade; D002648:Child; D006801:Humans; D011183:Postoperative Complications; D011666:Pulmonary Valve Stenosis; D013903:Thoracic Surgery
CARDIAC TAMPONADE; CHILD; HEART SURGERY; POSTOPERATIVE COMPLICATIONS; PULMONARY VALVE STENOSIS