Posibleng Mga Sanhi para sa Pinahabang QT Interval Chronic Kidney Insufficiency Stroke Cardiomyopathy Malalang Renal Failure Coronary Atherosclerosis Electrolyte Imbalance Cerebral Hemorrhage Malalang Pancreatitis Graves Disease Cardiopulmonary Resuscitation Subarachnoid Hemorrhage Disseminated Intravascular Coagulation Torsades De Pointes Third Degree Atrioventricular Block Mitral Valve Prolapse Celiac Disease Anorexia Nervosa Cystic Fibrosis Hypokalemia Malabsorption Syndrome Pagpalya ng Bato Pagbaba ng Calcium Celiac Disease sa Kabataan Pamamaraan na Neurosurgical Antipsychotic Agent