During a barium enema exam, an X-ray machine takes pictures of the colon while an enema tube inserted in the rectum delivers liquid barium.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press.
Thanks to generous benefactors, your gift today can have 5X the impact to advance AI innovation at Mayo Clinic.