Difficulty: Medium
Average Score: 84%
Simulated
The nurse is preparing to administer metformin to a client with diabetes mellitus (type two). Which of the following laboratory test results should the nurse monitor during the therapy?
Correct answer
B
Rationale
Metformin can cause vitamin B12 deficiency over time, requiring monitoring. WBC, uric acid, and TSH are not primarily affected by metformin.