LEFT ATRIAL MYXOMA. REPORT OF TWO CASES.
D000293:Adolescent; D006348:Cardiac Surgical Procedures; D006321:Heart; D006338:Heart Neoplasms; D006354:Heart, Artificial; D009232:Myxoma; D013903:Thoracic Surgery
ADOLESCENCE; HEART NEOPLASMS; HEART SURGERY; HEART, MECHANICAL; MYXOMA