[Echocardiographic diagnosis of the left atrial and ventricular polymyxoma--report of a case].
D000293:Adolescent; D004452:Echocardiography; D005260:Female; D006325:Heart Atria; D006338:Heart Neoplasms / Q000175:diagnosis*; D006352:Heart Ventricles; D006801:Humans; D009232:Myxoma / Q000175:diagnosis*