Meaning of BARIUM ENEMA

WordNet Dictionary
	Definition:		[n]  contrast medium is injected into the rectum and x-rays are taken to search for lesions
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	See Also:		clyster, enema
Medical Dictionary
	Definition:		A procedure in which a liquid with barium in it is put into the rectum and colon by way of the anus. Barium is a silver-white metallic compound that helps to show the image of the lower gastrointestinal tract on an x-ray.