Cardiac Disorders NCLEX Questions Nursing Practice Question
The nurse is assessing the client diagnosed with congestive heart failure. Which laboratory data would indicate that the client is in severe congestive heart failure?
Correct Answer: A
Rationale: Elevated BNP (A) is specific to heart failure, reflecting ventricular stress. CK-MB (B) indicates myocardial infarction, D-dimer (C) suggests clotting, and V/Q scan (D) is for pulmonary embolism.