Medicine The syndrome of inappropriate antidiuretic hormone is characterized by the following- A Hyponatremia and urine sodium excretion > 20 meq/1 B Hypernatremia and urine sodium excretion > 20meq/1 C Hyponatremia and hyperkalemia D Hypernatremia and hypokalemia 💡 Explanation The syndrome of inappropriate antidiuretic hormone is characterized by the following- ✓ Correct Answer: A. Hyponatremia and urine sodium excretion > 20 meq/1