nmt432cardiacPET

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Author:
certifiedfly
ID:
95225
Filename:
nmt432cardiacPET
Updated:
2011-07-25 21:45:16
Tags:
432cardpet
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Description:
cardiac PET
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  1. what is Hibernating myocardium?
    reduced perfusion and contraction resulting in chronic LV dysfunction. this is reverseable with restoration of myocardial perfusion.
  2. what is stunned myocardium?
    • abnormal contraction despite normal coronary blood flow.
    • May persist for days/weeks following angioplasty or thrombolytic therapy, making it difficult to assess the therapy
  3. Radionuclides Used for Cardiac PET?
    half life? apprx dose? production?
    • 18F-FDG, 110min, 10mCi, cyclotron
    • Rubidium-82, 75sec, 50mCi, generator
    • N13, 10min, cyclotron, 20mCi
    • O15, 122sec, cyclotron, 10mCi
    • C11, 20 min, cyclotron
  4. Cardiac PET agents for perfusion?
    N13 and Rb-82
  5. Cardiac PET agents for viability?
    F-18 fluorodeoxyglucose

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