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1. www.hopkinsmedicine.org › positron-emission-tomography-petPositron Emission Tomography (PET) - Johns Hopkins Medicine

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   PET is a type of nuclear medicine procedure that measures metabolic activity of the cells of body tissues. Used mostly in patients with brain or heart conditions and cancer, PET helps to visualize the biochemical changes taking place in the body.

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2. my.clevelandclinic.org › health › diagnosticsPET Scan: What It Is, Types, Purpose, Procedure & Results

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   A positron emission tomography (PET) scan is an imaging test that produces images of your organs and tissues at work. The test uses a safe, injectable radioactive chemical called a radiotracer and a device called a PET scanner.

3. en.wikipedia.org › wiki › Positron_emission_tomographyPositron emission tomography - Wikipedia

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   Positron emission tomography (PET) [1] is a functional imaging technique that uses radioactive substances known as radiotracers to visualize and measure changes in metabolic processes, and in other physiological activities including blood flow, regional chemical composition, and absorption.

4. www.radiologyinfo.org › en › infoPET/CT - Positron Emission Tomography/Computed Tomography

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   Positron emission tomography, also called PET imaging or a PET scan, is a type of nuclear medicine imaging. Nuclear medicine uses small amounts of radioactive material called radiotracers. Doctors use nuclear medicine to diagnose, evaluate, and treat various diseases.

5. www.mayoclinic.org › tests-procedures › pet-scanPositron emission tomography scan - Mayo Clinic

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   A positron emission tomography (PET) scan is an imaging test that can help reveal the metabolic or biochemical function of your tissues and organs. The PET scan uses a radioactive drug called a tracer to show both typical and atypical metabolic activity

6. www.merckmanuals.com › common-imaging-tests › positron-emission-tomography-petPositron Emission Tomography (PET) - Positron Emission Tomography...

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   Positron emission tomography (PET) is a type of medical imaging called radionuclide scanning. By detecting radiation after a radioactive material is administered, PET creates images that can provide information about a tissue’s function and can help to identify abnormal tissues.

7. www.health.harvard.edu › a_to_z › positron-emission-tomography-pet-scan-a-to-zPositron Emission Tomography (PET Scan) - Harvard Health

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   2 lut 2023 · What is it? A positron emission tomography, or PET, scan is an imaging technique that uses radioactive tracers attached to sugar molecules. The scan can detect changes in the body's metabolism and chemical activities. A PET scan is often done in conjunction with a CT scan.