Difficulty: Medium
Average Score: 70%
Simulated
A nurse is caring for a client receiving metformin. Which of the following laboratory data should be reported to the provider?
Correct answer
B
Rationale
A decreased GFR indicates renal impairment, increasing the risk of metformin-associated lactic acidosis, requiring immediate reporting. Decreased BUN, glucose, and HbA1c are expected or less urgent.