Hypoglycemia - Differential Diagnosis Algorithm Fasting Hypoglycemia: • Excess Insulin • Medications (e.g. Insulin Secretagogues, ß-Adrenergic Antagonists, Quinine, Salicylates, Pentamidine) • Alcohol Post-Prandial (Reactive): • Alimentary (e.g. in the setting of Gastric Surgery) • Congenital Enzyme Deficiencies • Idiopathic Other Causes: • Critical Illness (e.g. Hepatic Failure, Renal Failure, Cardiac Failure) • Sepsis • Hypopituitarism • Adrenal Insufficiency • Hyperinsulinemic States (e.g. Glucagon, Catecholamine Deficiency, Insulinoma) • Malnutrition/Anorexia Nervosa #Hypoglycemia #LowGlucose #Differential #Diagnosis #Algorithm #endocrinology #causes