Multiple Choice
A client is prescribed warfarin for chronic atrial fibrillation. Which laboratory value is most concerning to the nurse?
A) Platelet count 130,000/microliter
B) Hematocrit level 31%
C) Partial thromboplastin time (PTT) 38 seconds
D) International normalized ratio (INR) 2.8
Correct Answer:
Verified
Correct Answer:
Verified
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