Untreated atrial septal defect can lead to pulmonary hypertension, chest infection, Eisenmenger's syndrome, atrial fibrillation, atrial flutter, stroke, or right-sided heart failure.
Defibrillation-A procedure to stop the type of irregular heart beat called ventricular fibrillation, usually by using electric shock.
An ICD is a device used primarily to treat ventricular tachycardia and ventricular fibrillation, two life-threatening heart rhythms.
This includes people who have heart disorders (including congestive heart failure and arterial fibrillation.
Healthline presents specials on medical topics such as atrial fibrillation, diabetes and sleep apnea.