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An upper gastrointestinal series, also called a barium swallow, barium study, or barium meal, is a series of radiographs used to examine the gastrointestinal tract for abnormalities. A contrast medium , usually a radiocontrast agent such as barium sulfate mixed with water, is ingested or instilled into the gastrointestinal tract, and X-rays are ...
A double-contrast barium enema is a form of contrast radiography in which x-rays of the colon and rectum are taken using two forms of contrast to make the structures easier to see. [1] A liquid containing barium (that is, a radiocontrast agent ) is put into the rectum.
The substance exists as a water-insoluble white powder that is made into a slurry with water and administered directly into the gastrointestinal tract. [citation needed] Upper gastrointestinal series; Barium enema (large bowel investigation) and DCBE (double contrast barium enema). Barium swallow (oesophageal investigation)
An upper gastrointestinal series is where a contrast medium, usually a radiocontrast agent such as barium sulfate barium salt mixed with water, is ingested or instilled into the gastrointestinal tract, and X-rays are used to create radiographs of the regions of interest. The barium enhances the visibility of the relevant parts of the ...
String sign, or gastrointestinal string sign (also called string sign of Kantour), is a medical term for a radiographic finding on an upper GI series, in which the patient is given a radio-opaque material, such as barium, to drink. X-rays are then taken of the patient's stomach and intestines.
A lower gastrointestinal series is a medical procedure used to examine and diagnose problems with the human colon of the large intestine. Radiographs ( X-ray pictures) are taken while barium sulfate , a radiocontrast agent , fills the colon via an enema through the rectum .
Double-balloon enteroscopy; Double-contrast barium enema; E. Endoanal ultrasound; ... Upper gastrointestinal series; V. Virtual colonoscopy
Note that the double bubble sign is typically pathologic however it is not specific for duodenal atresia and may indicate other pathologies such as annular pancreas or midgut volvulus. [9] A limited upper gastrointestinal series using barium contrast can be used to differentiate between duodenal atresia and midgut volvulus. [10]