Gastrointestinal neoplasms are very common diseases, and the first challeng
e for clinicians is to define the extent of the tumor in order to plan the
best treatment. The role of computerized tomography in assessing this kind
of patient is well established worldwide. This article reviews the capabili
ties and the limits of this imaging technique in the staging of the tumors
of the digestive tract (liver, gallbladder, biliary tract, pancreas, esopha
gus, stomach, small bowel, and colon). (C) 2001 Wiley-Liss, Inc.