Definition A person may undergo an abdominal CT scan if a doctor suspects they have an injury or infection of the liver, kidney, or colon. Image credit: Mikael Häggström, M.D., 2019.

Images of positive CT colonography (CTC) screening examination result in an asymptomatic 67-year-old man. Three-dimensional colon map from CTC (left image) shows the location of two sigmoid polyps ...

FRIDAY, June 13, 2025 (HealthDay News) — CT scans might be able to prevent more colon cancers than stool DNA tests, a new study says. CT colonography performed every three to five years could ...

CT (computed tomography) colonography is a new type of x-ray exam that applies the well-known CT technique to examining the interior of the colon, or large intestine.

Here are five things to know from the study: Approximately 93 million CT scans were performed for almost 62 million patients in 2023. Of those patients, 95.8% were adults and 4.2% were children.

ulcerative colitis, which causes pain in the sigmoid colon—the final part of the large intestine that leads to the rectum. Crohn’s disease, which typically causes pain around the belly button ...

Images of positive CT colonography (CTC) screening examination result in an asymptomatic 67-year-old man. Three-dimensional colon map from CTC (left image) shows the location of two sigmoid polyps ...