An elderly client postoperative hip replacement is experiencing signs of hyponatremia. The nurse checks the client's electrolyte levels. Which of the following serum sodium levels confirms this diagnosis?
A) 150 mEq/L
B) 145 mEq/L
C) 135 mEq/L
D) 130 mEq/L
D
Feedback:
Hyponatremia, a serum sodium level of less than 135 mEq/L, usually results from excessive water retention.
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