Valve Repair and Replacement: Mechanical and Biological Options
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Questions and Answers

What is a benefit of biological valves?

  • No need for long-term anticoagulation (correct)
  • Requires anticoagulation
  • Has poor evidence base
  • Is technically easy to insert

    • What is a limitation of stented valves?

  • Lifespan is unknown
  • Requires anticoagulation (correct)
  • Has limited sizes and types
  • Has poor durability

    • What is a characteristic of homograft valves?

  • Made of bovine pericardium
  • Has a lifespan of 10-15 years
  • Is technically easy to insert
  • Taken from deceased donors (correct)

    • What is a disadvantage of mechanical replacement?

    <p>Requires long-term anticoagulation</p> Signup and view all the answers

    What is a benefit of stentless valves?

    <p>Mimics natural haemodynamics</p> Signup and view all the answers

    What is a characteristic of biological valves in older patients?

    <p>Is more suited to older patients</p> Signup and view all the answers

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