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 Cervical Spine Scan Without Contrast. Cervical spine CT scans without contrast don’t have restrictions. You can eat and drink as usual before and after your test.

A CT scan usually doesn’t cause side effects, and most people can go home soon after. However, because a contrast is often used for stomach scans, you may need to wait about an hour to be sure ...

Your healthcare provider may recommend a CT scan with a contrast agent (dye). They may give you an intravenous (IV) injection, which may cause a warm feeling throughout your body.

Of six blinded radiologists from three centers -- three specialist faculty members and three residents -- who interpreted the unenhanced CT scans, faculty had higher accuracy than residents for ...

In a contrast CT scan, additional substances are given to the patient that allow radiologists to better tell one organ from another or detect signs of infection. First, the patient drinks a quart of ...

Image quality comparison Transverse and 3D cinematic rendered images from thoraco-abdominal CT angiography. (A–C) Images from energy-integrating detector CT with a standard contrast media protocol. (D ...