A barium swallow (or esophagography) is a medical imaging procedure used to examine the upper GI (gastrointestinal) tract, which includes the esophagus and, to a lesser extent, the stomach. ==Principle== Barium sulfate is a type of contrast medium that is opaque to X-rays. As the patient swallows the barium suspension, it coats the esophagus with ...
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http://en.wikipedia.org/wiki/Barium_swallow
The process of getting x-ray pictures of the esophagus or the upper gastrointestinal (GI) tract (esophagus, stomach, and duodenum). The x-ray pictures are taken after the patient drinks a liquid that contains barium sulfate (a form of the silver-white metallic element barium). The barium sulfate coats and outlines the inner walls of the esophagus a...
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http://www.cancer.gov/dictionary?expand=B
An upper gastrointestinal series (barium swallow) is an X-ray test used to define the anatomy of the upper digestive tract. Women who are or may be pregnant should notify the doctor requesting the procedure and the radiology staff. The test involves filling the oesophagus, stomach, and small intestines with a white liquid material (barium). ... (12...
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http://www.encyclo.co.uk/local/20973
Type: Term Definitions: 1. oral administration of barium sulfate suspension for radiographic investigation of the hypopharynx and esophagus.
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http://www.medilexicon.com/medicaldictionary.php?t=87301
Barium swallow: An upper gastrointestinal series (barium swallow) is an X-ray test used to define the anatomy of the upper digestive tract. Women who are or may be pregnant should notify the doctor requesting the procedure and the radiology staff. The test involves filling the esophagus, stomach, and small intestines with a white liquid material (b...
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http://www.medterms.com/script/main/art.asp?articlekey=2427
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