2017 Imaging for Physicists Coursebook
Performance of PET Systems: Scatter Fraction Fraction of the total coincidences recorded in the photopeak window that have been scattered Sources of scattering ● Scattering within the object containing the radionuclide ● Scattering off the gantry components (lead septa/side shields) ● Scattering within the detectors
Log-lin count rate profiles of line source in air/water show additive scatter component outside of central peak [2].
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ESTRO Teaching Course Advanced Imaging: PET – Basic Principles
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