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Medical tests
… large intestine (colon and rectum). It may also be called a lower gastrointestinal (GI) examination. The test is used to … the large intestine. Check on belly symptoms such as pain, blood in stool, or altered bowel habits. Check on other … had an upper digestive barium test (upper GI or barium swallow) recently. After the test, you may have light-coloured …
