HESI CAT Exam Related

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A male client reports the onset of numbness and tingling in his fingers and around his mouth. Which lab value is important for the nurse to review before contacting the health care provider?

  • A. capillary glucose
  • B. urine specific gravity
  • C. Serum calcium
  • D. white blood cell count
Correct Answer: C

Rationale: The correct answer is C: Serum calcium. Numbness and tingling can be indicative of hypocalcemia, which can affect the nervous system. Reviewing serum calcium levels is crucial to address this potential issue. Options A, B, and D are not directly related to the symptoms described by the client and are not typically associated with numbness and tingling around the mouth and fingers. Capillary glucose levels are more relevant in assessing for diabetes or monitoring glucose control. Urine specific gravity is useful in evaluating hydration status. White blood cell count is typically checked to assess infection or immune response, which are not indicated by the client's symptoms of numbness and tingling.