Atrial Fibrillation
8 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which clotting factors does warfarin inhibit?

  • Factor IX
  • Factor II (correct)
  • Factor V
  • Factor VIII

    • What is the target International Normalized Ratio (INR) for outpatients on warfarin with atrial fibrillation (AF)?

  • 2.0-3.0 (correct)
  • 3.0-4.0
  • 4.0-5.0
  • 1.0-2.0

    • What can excessive anticoagulation with warfarin cause?

  • Arrhythmia
  • Hypertension
  • Bleeding (correct)
  • Thrombosis

    • Why is warfarin contraindicated in pregnancy?

    <p>It has teratogenicity and fetal bleeding risk</p> Signup and view all the answers

    What is the purpose of a 'heparin bridge' at the start of warfarin therapy?

    <p>To decrease the risk of thrombus formation</p> Signup and view all the answers

    Which vitamin K-dependent coagulation factors does warfarin inhibit?

    <p>Factor II,VII, IX and X</p> Signup and view all the answers

    What is the main indication for using warfarin?

    <p>All of the above</p> Signup and view all the answers

    Which test is used to monitor unfractionated heparin?

    <p>Activated partial thromboplastin time (aPTT)</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser