found that severe hyponatremia (116 mEq/L) was the cause of the patient's status. In turn,
hyponatremia was due to panhypopituitarism. Mild-to-moderate hyponatremia had been
previously detected in this patient; however, it was overlooked. The clinical onset of
panhypopituitarism is often characterized by mild nonspecific symptoms, especially in the
older people, and it is often overlooked. Although hyponatremia is a common electrolyte …