MITRAL COMMISSUROTOMY WITH PUMP STANDBY.
D000293:Adolescent; D000792:Angiography; D006348:Cardiac Surgical Procedures; D006350:Heart Valve Prosthesis; D006354:Heart, Artificial; D008946:Mitral Valve Stenosis; D013903:Thoracic Surgery
ADOLESCENCE; ANGIOGRAPHY; HEART SURGERY; HEART VALVE PROSTHESIS; HEART, MECHANICAL; MITRAL VALVE STENOSIS