The Nurse Is Reviewing Laboratory Values for a Female Client

The nurse is reviewing laboratory values for a female client suspected of having a fluid imbalance. Which laboratory value should indicate a diagnosis of dehydration to the nurse?

A) Serum osmolality 230 mOsm/kg
B) Hematocrit 30%
C) Hematocrit 53%
D) Serum potassium 3.8 mEq/L