A Patients Diagnosis of Atrial Fibrillation Has Prompted the Primary

Multiple Choice

A patients diagnosis of atrial fibrillation has prompted the primary care provider to prescribe warfarin (Coumadin) , an anticoagulant. When assessing the therapeutic response to this medication, what is the nurses most appropriate action?

A) Assess for signs of myelosuppression.
B) Review the patients platelet level.
C) Assess the patients capillary refill time.
D) Review the patients international normalized ratio (INR) .