title: UNUSUAL COMPLICATION AFTER OPEN VALVULOTOMY FOR PULMONARY STENOSIS.
mesh_terms: D001011:Aorta; D006348:Cardiac Surgical Procedures; D002305:Cardiac Tamponade; D002648:Child; D006801:Humans; D007269:Injections, Intra-Arterial; D011183:Postoperative Complications; D011666:Pulmonary Valve Stenosis; D013903:Thoracic Surgery
keywords: AORTA; CARDIAC TAMPONADE; CHILD; HEART SURGERY; INJECTIONS, INTRA-ARTERIAL; POSTOPERATIVE COMPLICATIONS; PULMONARY VALVE STENOSIS