…Idiopathic congenital long QT syndrome (LQTS) Metabolic disorders Hypokalemia Hypomagnesemia Hypocalcemia Starvation Anorexia nervosa Liquid protein diets Hypothyroidism Bradyarrhythmia Sinus bradycardia Sinus node dysfunction AV…

…ulcer prophylaxis During mechanical ventilation, in coagulopathy, or with a history of gastrointestinal bleeding Refeeding syndrome There is a risk in starvation, alcoholism, anorexia nervosa…

…thrombosis, fever, acute starvation, and dieting. Clinicians should maintain a high index of suspicion for drug induced arrhythmias in patients receiving agents known to alter…