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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Enema de bario de doble contraste

Double-contrast barium enema
A procedure in which x-rays of the colon and rectum are taken after a liquid containing barium is put into the rectum. Barium is a silver-white metallic compound that outlines the colon and rectum on an x-ray and helps show abnormalities. Air is put into the rectum and colon to further enhance the x-ray.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.