CT (Computed Tomography) Scan - Cleveland Clinic
What is a CT (or CAT) scan? A CT (computed tomography) or CAT (computed axial tomography) scan is a type of imaging test that helps detect diseases and injuries. It uses X-rays and a special …
CT Scans: Overview, Uses, Procedure, Risks, More - Healthline
Jun 17, 2025 · What is a CT scan? A CT scan uses computers and rotating X-ray machines to create cross-sectional images of the body. CT is short for “computed tomography.”
Computed Tomography (CT)
Unlike a conventional x-ray—which uses a fixed x-ray tube—a CT scanner uses a motorized x-ray source that rotates around the circular opening of a donut-shaped structure called a gantry.
Basic Principles of CT Scans - Interpretation - TeachMeAnatomy
Nov 6, 2025 · Computed tomography (CT) scanning is an extremely common imaging modality in modern medicine. With advancements in technology, it is rapidly replacing many diagnostic …
CT Scan (CAT Scan): Purpose, Procedure, Risks, Side Effects, Results
Nov 1, 2023 · What Is a CT Scan? A computed tomography (CT or CAT) scan allows doctors to see inside your body. It uses a combination of X-rays and a computer to create pictures of your organs, …
A Complete Guide to CT Scans and Their Types, Uses, Procedure
Unlike traditional X-rays, a CT scan provides clearer, 3D images of your organs, bones, and soft tissues. This article will explain everything you need to know about CT scans, from how they work to their …
CT scan - Mayo Clinic
May 7, 2024 · A computerized tomography scan, also called a CT scan, is a type of imaging that uses X-ray techniques to create detailed images of the body. It then uses a computer to create cross …
CT Scan: What is a CAT Scan and How It's Used in Cancer
A CT scan is an imaging test that may be used to detect cancer. Also called a CAT scan, learn how to prepare, what the test results show and how long they take.
Computed Tomography (CT) Scan - Johns Hopkins Medicine
A CT scan is a diagnostic imaging exam that uses X-ray technology to produce images of the inside of the body. A CT scan can show detailed images of any part of the body, including the bones, …
Computed tomography (CT) - Harvard Health
Sep 21, 2023 · What is it? CT scans are pictures taken by a specialized x-ray machine. The machine circles your body and scans an area from every angle within that circle. The machine measures how …