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Chapter 27 Arrhythmias Sample Questions

1. SRK is a 60-year-old woman who presented with symptoms of heart palpitations and fatigue to a walk-in clinic. She has other medical conditions which include diabetes type 2, hyperlipidemia, and hypertension. Her condition was assessed by the doctor and referred SRK to a cardiologist clinic. The cardiologist diagnosed SRK with non-vulvular atrial fibrillation indicating risk of ischemic stroke. She now considers prescribing anticoagulant for stroke prevention for SRK. The doctor calls the pharmacist for her valuable input in the selection of the appropriate anticoagulant therapy based on the SRK’s CHADS2 score. What is the preferred initial anticoagulant therapy?

A. Warfarin
B. Enoxaparin
C. Heparin
D. Dabigatran

Answer

Ans: D

Tips: SRK has high risk of stroke based CHADS2 score 2 one point each for hypertension and diabetes. The CHEST guidelines recommend antithrombotic therapy of oral anticoagulant dabigatran prefered over warfarin for non-vulvular afib.

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