title: Beta-adrenergic blockade in the relief of paroxysmal cyanotic spells in tricuspid atresia.
mesh_terms: D002675:Child, Preschool; D003490:Cyanosis / Q000188:drug therapy* / Q000209:etiology; D005260:Female; D006345:Heart Septal Defects, Ventricular / Q000150:complications; D006801:Humans; D011433:Propranolol / Q000627:therapeutic use*; D014261:Tricuspid Valve / Q000002:abnormalities
chemical_list: D011433:Propranolol