Positron emission tomography
Medical term · P
A medical imaging test that uses a radioactive substance to assess organ and tissue function in the body and to look for disease. Commonly called a PET scan.
Related terms
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PET scanAbbreviation for positron emission tomography, a medical imaging test that uses a radioactive substance to assess organ and tissue function in the body and to look for disease.
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DiseaseAn abnormal condition in the body causing harm.
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TissueA group of cells that are specialized to do a certain job and are joined together to form a body structure, such as muscle or kidney.
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Brain imagingTechnologies that allow doctors to view the structure of the brain or see how different parts of the brain function; examples include computed tomography (CT), magnetic resonance…