Positron emission tomography scan - Mayo Clinic
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.
PET Scan: What It Is, Types, Purpose, Procedure & Results
2022年10月19日 · 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.
PET Scan: Definition, Purpose, Procedure, and Results - Healthline
2021年12月16日 · A PET scan is an imaging test that lets your doctor check for diseases in your body. The scan uses a special dye containing radioactive tracers. Certain organs and tissues absorb the...
Positron Emission Tomography (PET) - Johns Hopkins Medicine
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.
PET/CT Scan: How to Prepare, What to Expect & Safety Tips
Positron emission tomography, also called PET imaging or a PET scan, is a diagnostic examination that involves getting images of the body based on the detection of radiation from the emission of
PET/CT - Positron Emission Tomography/Computed Tomography
Positron emission tomography (PET) uses small amounts of radioactive materials called radiotracers or radiopharmaceuticals, a special camera and a computer to evaluate organ and tissue functions. By identifying changes at the cellular level, PET may detect the early onset of disease before other imaging tests can.
PET Scan (Positron Emission Tomography) - WebMD
2024年9月15日 · What Is a PET Scan? A positron emission tomography (PET) scan is a type of imaging study that can help doctors see what’s happening inside your body and how it’s...
PET Scan: MedlinePlus Medical Test
What is a PET scan? A PET (positron emission tomography) scan is a nuclear imaging test that looks at how well your tissues and organs are working. It also checks for signs of cancer. For the scan, you will get an injection of a small amount of a tracer, which is a safe radioactive substance.
Positron Emission Tomography (PET) | University Hospitals
What is a PET scan? A positron emission tomography (PET) scan is a type of nuclear medicine imaging test. It's used to look at various body tissues. It can help identify certain conditions by looking at blood flow, metabolism, and oxygen use. PET scans may also be used to see how well the treatment of certain diseases is working.
PET scan: MedlinePlus Medical Encyclopedia
2022年7月5日 · A positron emission tomography (PET) scan is a type of imaging test. It uses a radioactive substance called a tracer to look for disease in the body. A PET scan shows how organs and tissues are working.