Radiopharmaceuticals, gamma camera, SPECT and PET principles, radiation safety, half-life calculations and common studies.
40 cards · basic cards · AI-written, checked twice. Edit anything.
- What radionuclide is most commonly used in nuclear medicine imaging?
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Technetium-99m (Tc-99m)
- What is the physical half-life of technetium-99m?
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6 hours
- What is the parent radionuclide in the generator that produces Tc-99m?
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Molybdenum-99 (Mo-99)
- What is the physical half-life of molybdenum-99?
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66 hours
- What process is used to remove Tc-99m from a Mo-99/Tc-99m generator?
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Saline elution through the generator's alumina column
- What quality control test checks for aluminum contamination in Tc-99m eluate?
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The aluminum breakthrough test (a colorimetric spot test)
- What Tc-99m radiopharmaceutical is used to evaluate renal function and drainage?
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Tc-99m mertiatide (MAG3)
- A radiopharmaceutical is made of a radionuclide attached to a ____.
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pharmaceutical carrier
- What type of radioactive decay does Tc-99m undergo?
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Isomeric transition (gamma emission)
- What gamma photon energy does Tc-99m emit?
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140 keV
- What is the main imaging device used in nuclear medicine?
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The gamma camera (scintillation camera)
- What type of crystal is used in a gamma camera's detector?
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Sodium iodide doped with thallium, NaI(Tl)
- What component of a gamma camera converts light photons into an electrical signal?
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The photomultiplier tube (PMT)
- What gamma camera component absorbs photons traveling in unwanted directions so an image can form?
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The collimator
- What is the most commonly used collimator type for general nuclear medicine imaging?
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The parallel-hole collimator