According to the FDA, CAT scans rotate an x-ray source mounted opposite a detector around a patient, producing a thin, fan-shaped beam of x-rays that pass through patients' bodies one small section at a time. The detecto... More »

A CAT scan, or computerized axial tomography, is a procedure that uses X-rays to create images of the inside of the body, according to It is often used to determine irregular or abnormal parts of the bod... More » Health Diagnostics & Imaging

Computerized tomography, or CT, scans provide several cross-sectional X-ray images of a specific area of the body as ordered by a doctor, according to WebMD. The machines are used to detect tumors, bone injuries, tissue ... More » Health Diagnostics & Imaging

The CAT scan procedure is a computerized tomography scan that includes a series of x-rays to create cross-sectional images of bones and tissue, notes Mayo Clinic. The procedure can be performed on a full body or a partic... More » Health Diagnostics & Imaging

The images section on the right-hand side of MedlinePlus' "Abdominal CT scan" entry contains photos of abdominal CT scans. The images section includes diagrams of a CT scan as well as images of CT scans that indicate var... More » Health Diagnostics & Imaging

The "x" in x-ray was used because the scientist who discovered x-rays, Wilhelm Conrad Rontgen, didn't know the nature of the rays; like in a mathematical equation, they represented an unknown. The x-ray was discovered in... More »

An abdominal computed tomography, or CT, scan uses x-rays to examine the abdomen from several different angles, according to MedlinePlus. The test is used to check several conditions, including hernias, abdominal masses,... More » Health Diagnostics & Imaging