[PERCUTANEOUS LEFT VENTRICULAR PUNCTURE].
D000293:Adolescent; D001024:Aortic Valve Stenosis; D006348:Cardiac Surgical Procedures; D002648:Child; D003937:Diagnosis, Differential; D006321:Heart; D006801:Humans; D011677:Punctures; D013903:Thoracic Surgery
ADOLESCENCE; AORTIC VALVE STENOSIS; CHILD; DIAGNOSIS, DIFFERENTIAL; HEART; HEART SURGERY; PUNCTURES