title: Asystole in the prolonged QT syndrome.
abstract: We report a 4 1/2 year old boy with the Romano-Ward syndrome in whom an asystolic period of 18 seconds duration followed an episode of ventricular tachycardia. Treatment with propranolol and implantation of a demand pacemaker has prevented further attacks.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000209:etiology*; D002304:Cardiac Pacing, Artificial; D002675:Child, Preschool; D004562:Electrocardiography; D006323:Heart Arrest / Q000209:etiology* / Q000628:therapy; D006331:Heart Diseases / Q000150:complications*; D006801:Humans; D008297:Male; D011433:Propranolol / Q000627:therapeutic use; D013575:Syncope / Q000209:etiology; D013577:Syndrome
chemical_list: D011433:Propranolol