PET Scan: What It Is, Types, Purpose, Procedure & Results
What is a PET scan? 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 …
PET Scan: Uses, Procedure, Risks, and Results - Healthline
Sep 11, 2025 · This article reviews why a doctor might recommend a PET scan, the procedure, and how it compares to other imaging tests.
Positron emission tomography scan - Mayo Clinic
Apr 16, 2025 · During a positron emission tomography (PET) scan, you lie on a narrow table that slides into a doughnut-shaped hole. The scanner takes about 30 minutes to produce detailed images of …
Understanding PET scans: Purpose, procedure and results | MD …
Here, diagnostic imaging specialist Aaron Jessop, M.D., shares what you should know about PET scans, including what to expect and how they’re used in cancer care.
PET Scan: Purpose, Procedure, and Side Effects - Verywell Health
Oct 10, 2025 · What Is a PET Scan? A PET scan shows changes in your body's cells to detect diseases. Prepare for the PET scan according to your healthcare provider's instructions, like when and what to …
PET Scan (Positron Emission Tomography) - WebMD
Sep 15, 2024 · A PET scan is a type of imaging that can show what’s happening in your body. Learn why you might need one, what makes it different from other types of imaging, how to get ready, and …
Positron Emission Tomography (PET) Scan | Penn Medicine
Whereas other types of imaging exams, such as a CT scan or an MRI, evaluate anatomic structures, a PET scan looks at chemical and metabolic activity in cells. This makes PET scans especially useful …
PET/CT - Positron Emission Tomography/Computed Tomography
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 radiopharmaceuticals …
PET Scan: Procedure, Benefits, and Cancer Detection Explained
A PET scan (Positron Emission Tomography) is a powerful imaging test used for cancer detection, heart disease, and brain disorders. Learn about the PET scan procedure, benefits, and costs.
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 …