A patient with a history of atrial fibrillation is prescribed warfarin therapy. Which laboratory test should the nurse monitor to assess the patient's response to warfarin? a) Prothrombin time (PT) b) Activated partial thromboplastin time (aPTT) c) Platelet count d) D-dimer.

Basic Clinical Laboratory Techniques 6E
6th Edition
ISBN:9781133893943
Author:ESTRIDGE
Publisher:ESTRIDGE
Chapter4: Basic Immunology And Immunohematology
Section4.5: Introduction To Immunohematology
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A patient with a history of atrial fibrillation is prescribed warfarin therapy. Which laboratory test should the nurse monitor to assess the patient's response to warfarin? a) Prothrombin time (PT) b) Activated partial thromboplastin time (aPTT) c) Platelet count d) D-dimer.

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