편도절제술 후 경련을 동반한 저나트륨혈증 및 무력장폐쇄증

Severe symptomatic hyponatremia shows high mortality in association with cerebral edema and central nervous system dysfunction. Postoperative hyponatremia is usually attributed to administration of hypotonic fluids while antidiuretic hormone is acting. However, we experienced a severe symptomatic hyponatremia in spite of infusion of lactated Ringer's solution perioperatively in a case of 4-year-old girl's tonsillectomy. Inappropriate secretion of ADH caused by pain, stress, anxiety, nausea, vomiting. Paralytic ileus developed several hours after surgery, severe hyponatremia (Na 119 mmol/L) with convulsion notified. After prompt infusion of sodium supplement and fluid restriction, the patient recovered uneventfully. KCI Citation Count: 0