Balloon atrioseptiostomy for palliation of certain congenital cardiac lesions.
D006328:Cardiac Catheterization / Q000295:instrumentation; D002648:Child; D002675:Child, Preschool; D006330:Heart Defects, Congenital / Q000601:surgery*; D006346:Heart Septum / Q000601:surgery*; D006801:Humans; D007223:Infant; D008722:Methods; D010166:Palliative Care; D011667:Pulmonary Veins / Q000002:abnormalities; D014188:Transposition of Great Vessels / Q000601:surgery; D014261:Tricuspid Valve / Q000002:abnormalities