Platelet Transfusions in Hematology
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Questions and Answers

What is the recommended PLT count range for active bleeding according to the national transfusion guidelines?

  • >100,000/mL
  • 50,000–100,000/mL (correct)
  • 20,000–50,000/mL
  • 10,000–20,000/mL
  • In cases of central nervous system bleeding or multiple traumas, what PLT count range is recommended?

  • 50,000–100,000/mL
  • >100,000/mL (correct)
  • 20,000–50,000/mL
  • 10,000–20,000/mL
  • What PLT count range is advised in cases of prophylactic purposes in leukemia or aplastic anemia?

  • 20,000–50,000/mL
  • 10,000–20,000/mL (correct)
  • >50,000/mL
  • >20,000/mL
  • What is Platelet Transfusion Refractoriness (PTR)?

    <p>A condition where the increase in PLT count after transfusion is less than expected</p> Signup and view all the answers

    How is Corrected Count Increment (CCI) calculated?

    <p>(PPL/μL) x BSA(m2) x Number of Platelets transfused (10^11)</p> Signup and view all the answers

    What is Percentage Platelet Recovery (PPR)?

    <p>(PPL/μL) x TBV x 100%</p> Signup and view all the answers

    What is one of the key roles of platelet transfusions according to the text?

    <p>Reducing thrombocytopenia-induced hemorrhagic events</p> Signup and view all the answers

    What was the domestic platelet supply in Korea in 2020 based on the Korean Red Cross Blood Services statistics?

    <p>1,727,115 units</p> Signup and view all the answers

    What is platelet transfusion refractoriness (PTR) as described in the text?

    <p>A situation where platelet consumption or destruction leads to increased count</p> Signup and view all the answers

    Why is PTR considered problematic in clinical treatment?

    <p>It may result in PLT count not reaching desired levels</p> Signup and view all the answers

    What factors determine the indication of platelet transfusion according to the text?

    <p>Current bleeding situation or possibility of future bleeding</p> Signup and view all the answers

    In what year has platelet transfusion been used to prevent or treat life-threatening bleeding?

    <p>For decades</p> Signup and view all the answers

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