A CT scan (also called a CAT scan) is a series of cross-sectional X-ray images of the body. Learn why a CT scan is performed and what to expect during one.

CT scans use ionizing radiation to create cross-sectional images of the body, providing more detail than X-rays. kckate16/iStockphoto/Getty Images hide caption ...

A CT scan is a medical procedure that images the inside of a person’s body. ... The American Cancer Society likens these cross-section images to the individual slices of a loaf of bread.

Computed tomography (CT) scans use ionizing radiation to show cross-sectional images of a person’s body, according to the Centers for Disease Control and Prevention. There is a higher exposure ...

A shoulder computed tomography scan or (CT or CAT scan) creates cross-sectional images of the shoulder using specialized X-ray cameras. This scan can help doctors see the bones and soft tissues in ...

If your doctor orders a CT scan, here is what you need to know: A computed tomography scan — also called a CT or CAT scan — is an imaging test that lets doctors see inside a person’s body ...

In 1971, the first CT scan of a patient laid bare the human brain. ... But researchers quickly adapted the technology to take cross-sectional images, or slices, at various points along the body.