Ionising Radiation and Haematopoietic Syndrome
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Questions and Answers

What is the main cause of death in haematopoietic syndrome?

  • Metabolic disorders
  • Neurological complications
  • Fatal haemorrhage and infection (correct)
  • Organ failure
  • What is the most important long term effect of ionising radiation exposure?

  • Lung cancer
  • Cardiovascular diseases
  • Leukaemia (correct)
  • Liver failure
  • When will platelets and leucocyte levels be maximally depressed after high dose radiation exposure?

  • 2 to 4 months
  • 1 to 2 days
  • 6 to 8 weeks
  • 3 to 5 weeks (correct)
  • At what dose can mild symptoms of haematopoietic syndrome occur?

    <p>0.3 Gy</p> Signup and view all the answers

    What is the LD50 range for ionising radiation exposure?

    <p>2.5</p> Signup and view all the answers

    What is the range of doses at which the full haematopoietic syndrome usually occurs?

    <p>0.7 to 10 Gy</p> Signup and view all the answers

    What is the most common cause of death in haematopoietic syndrome?

    <p>Fatal haemorrhage and infection</p> Signup and view all the answers

    What is the LD50 range for ionising radiation exposure?

    <p>2.5 to 5 Gy</p> Signup and view all the answers

    When will platelets and leucocyte levels be maximally depressed after high dose radiation exposure?

    <p>3 to 5 weeks</p> Signup and view all the answers

    What is the most important long term effect of ionising radiation exposure?

    <p>Leukaemia</p> Signup and view all the answers

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