Difficulty: Medium
Average Score: 65%
Full-length
When providing discharge instructions to a client receiving warfarin sodium (Coumadin), the nurse teaches the importance of regular monitoring for which laboratory value?
Correct answer
D
Rationale
Warfarin is an anticoagulant monitored by INR, which measures the prothrombin time and ensures therapeutic anticoagulation levels to prevent clotting or bleeding.