| div class="googleright"> | | | | A computed tomography scanner is an X-ray device. |
| | | | As a large doughnutlike ring moves over and spins |
| Your doc has asked that you go for a medical scan to | | | | around the body, the beams are sent through the body |
| take a closer look at whatâs ailing | | | | from one side and the emerging radiation is detected |
| youâlikely one of these tests: a CAT scan, a | | | | and forms images on the other. âWhen |
| SPECT scan, a PET scan, an ultrasound, an | | | | patients go through a CAT scanner,â says |
| MRIâor some combination of these. So how | | | | Scott Daniel Flamm, M.D., head of cardiovascular |
| will it help you? Hereâs an overview of what | | | | imaging at the Cleveland Clinic in Cleveland, âit |
| each medical imaging device does and what | | | | takes a series of 3-D pictures or axial slices very |
| information it captures: | | | | quickly. |
| CT scans (aka CAT scans) | | | | |