stricture

…if there is an esophageal stricture or obstruction or persistent vomiting of unknown cause. Esophageal strictures, if benign, can be successfully dilated, and upper gastrointestinal bleeding can be controlled by means of electrocoagulation. If the bleeding is from esophageal varices, they can be injected with a sclerosing (hardening) agent. A…

Fibrous (scar) tissue contracts over time. Consequently, when fibrous tissue develops around a tube, as in the esophagus, in response to inflammation, the contracting scar narrows the lumen, causing a stricture, and may eventually obstruct it completely. Strictures are readily diagnosed by X ray…