The client is receiving warfarin (Coumadin). Which laboratory result will the nurse monitor to evaluate the therapeutic response?
1. WBC
2. PT and INR
3. BNP
4. aPTT
2
Rationale 1: WBC is used to determine infection.
Rationale 2: PT and INR should be monitored for a client receiving warfarin (Coumadin) therapy.
Rationale 3:BNP is incorrect because this lab result does not pertain to clotting.
Rationale 4:aPTT is incorrect because this should be monitored for a client receiving heparin therapy.
Global Rationale: PT and INR should be monitored for a client receiving warfarin (Coumadin) therapy. PT is incorrect because it should be monitored with INR for a client receiving warfarin (Coumadin) therapy. BNP is incorrect because this lab result does not pertain to clotting. aPTT is incorrect because this should be monitored for a client receiving heparin therapy.
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