positron emission tomography definition

  • noun:
    • Tomography for which a computer-generated picture of a biological activity in the body is created through recognition of gamma rays which can be emitted when introduced radionuclides decay and release positrons.
    • A medical imaging strategy which detects the gamma rays made by positrons emitted from inserted radionuclides.
    • utilizing a computerized radiographic process to analyze the metabolic activity in a variety of cells (especially within the mind)

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  • Hypernym for "positron emission tomography"
  • Medical Dictionary for "positron emission tomography"
    • Unlike CT or MRI, which consider…
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