CAT scan; Computed axial tomography scan; Computed tomography scan
Definition of CT scan
A computed tomography (CT) scan is an imaging method that uses x-rays to create cross-sectional pictures of the body.
David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. – 11/21/2010