Medical Dictionary

Barrett's esophagus

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noun Bar·rett's esophagus \ˈbar-its-, ˈber-\
variants: also

Barrett's epithelium

Medical Definition of Barrett's esophagus

  1. :  metaplasia of the lower esophagus that is characterized by replacement of squamous epithelium with columnar epithelium, occurs especially as a result of chronic gastroesophageal reflux, and is associated with an increased risk for esophageal carcinoma As many as 12% of the estimated 15 million GERD sufferers will develop Barrett's esophagus, and from 5% to 10% of those will go on to develop cancer.—Tara Parker-Pope, The Wall Street Journal, 18 Oct. 2005

Biographical Note for barrett's esophagus

Barrett

,

Norman Rupert

(1903–1979), British surgeon. Barrett's numerous positions included those of surgeon at King Edward VII Sanatorium, Midhurst, and at London's St. Thomas's and Royal Brompton hospitals; lecturer in surgery at the University of London; and examiner in surgery at the universities of Cambridge, Oxford, Birmingham, London, and Khartoum. He also served as editor of Thorax and contributed to several surgery textbooks.


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a dividing ridge between drainage areas

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