Lower gastrointestinal (GI) tract radiography, also called a lower GI or barium enema, is an x-ray examination of the large intestine, also known as the colon.This examination evaluates the right or ascending colon, the transverse colon, the left or descending colon, the sigmoid colon and the rectum.ower gastrointestinal (GI) tract radiography, also called a lower GI or barium enema, is an x-ray examination of the large intestine, also known as the colon.
Herr. n. pl. HerÂ·ren (hÄrâ²Én) Abbr. Hr. Used as a courtesy title in a German-speaking area, prefixed to the surname or professional title of a man. [German, from Middle High German.
Popular Terms. Security interest in an asset (mortgaged as a collateral) protected from claims by other parties. A lien is perfected by registering it with appropriate statutory authority so that it is made legally enforceable and any subsequent claim on that asset is given a junior status. Also called perfected lien.