A CT colonography is a test to look at the inside of your bowel. Find out what to expect when you have a CT colonography and how to prepare for the test. Learn more about cancer tests at: https://www.cancerresearchuk.org/about-cancer/cancer-in-general/tests/ct-colonography https://www.cancerresearchuk.org/about-cancer/cancers-in-general/tests/ Follow Cancer Research UK: Facebook: http://po.st/CRUKFByt Twitter: http://po.st/CRUKTWyt Instagram: http://po.st/CRUKIGyt Google+: http://po.st/CRUKGPyt