Often these toiletries show up as shadows or artifacts on the film. Making the study more difficult to read by the radiologist. A. Compression is necessary because it decreases motion on the film. Compression spreads out the breast tissue to give a full clear view of the internal structures. C.T.Scan A CT Scan, Cat Scan or Computed Tomography Scan is a special kind of x-ray that can produce cross sectional pictures for a part of the body.
Tomography comes from the Greek word tomos, meaning slice or section and graphia, meaning recording.
Thus, tomography is a recording of a slice or section of the body. This recorded image is produced by a computer . Hence the name Computed Tomography. CT Scans are able to detect some conditions that regular x-rays cannot. They can also replace other diagnostic procedures which can save patient discomfort and convenience.