Causes of Hypomagnesemia • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation, Acute pancreatitis, Postparathyroidectomy (hungry bone syndrome), Osteoblastic metastasis (hungry bone syndrome) • Extrarenal loss: Nasogastric suction (infrequent), Lactation, Profuse sweating, burns, sepsis, Intestinal or biliary fistula, Diarrhea • Decreased intake: Alcoholism (cirrhosis), Malnutrition, poor intake, Small bowel resection, Malabsorption (steatorrhea) • Renal loss: Ketoacidosis, Saline or osmotic diuresis, Potassium depletion, Phosphorus depletion, Familial hypophosphatemia, Tubulointerstitial renal disease • Drugs: Loop diuretics, Aminoglycosides, Amphotericin B, Vitamin D intoxication, Alcohol, Cisplatin, Theophylline, Proton pump inhibitors, Calcineurin inhibitors (cyclosporine, tacrolimus) • Endocrine disorders: Syndrome of inappropriate antidiuretic hormone secretion, Hyperthyroidism, Hyperparathyroidism, Hypercalcemic states, Primary or secondary aldosteronism #Hypomagnesemia #Causes #differential #diagnosis #nephrology #magnesium #low
