Which Laboratory Value Would the Nurse Expect to Find If

Multiple Choice

Which laboratory value would the nurse expect to find if a person is experiencing syndrome of inappropriate antidiuretic hormone (SIADH) ?

A) Hypernatremia and urine hypoosmolality
B) Serum potassium (K⁺) level of 5 mEq/L and urine hyperosmolality compared to serum
C) Serum sodium (Na⁺) level of 120 mEq/L and serum osmolality 260 mOsm/kg
D) Serum potassium (K⁺) of 2.8 mEq/L and serum hyperosmolality