ATI NCLEX-RN Practice Questions Practice Question
The physician has prescribed Cobex (cyanocobalamin) for a client following a gastric resection. Which lab result indicates that the medication is having its intended effect?
Correct Answer: B
Rationale: Cyanocobalamin (vitamin B12) treats pernicious anemia post-gastric resection by improving red blood cell production, reflected by a normal hemoglobin (Hgb) level of 14.2 g/dL.
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