A patient seen in the emergency department for severe headache and acute confusion has a serum sodium level of 118 mEq/L. The nurse will anticipate the need for which diagnostic test?

Question

Quizplus · Accepted Answer

Elevated levels of antidiuretic hormone will cause water retention and decrease serum sodium levels. The other tests would not be helpful in determining possible causes of the patient's hyponatremia.

A Patient Seen in the Emergency Department for Severe Headache