Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
An imaging procedure that uses special x-ray equipment to create detailed pictures, or scans, of areas inside the body; also referred to as computerized tomography or computerized axial tomography (CAT).
Related terms
X-Ray Beam: The type of radiation used in CT scans to create images of the body.
Contrast Material: Similar to an MRI’s contrast agent, this is often used in CT scans to make certain structures more visible.
Radiation Oncologist: A specialist who uses radiation (like from a CT scan) for cancer treatment.