esophageal web


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to esophageal web: esophageal ring

e·soph·a·ge·al web

a congenital or acquired transverse fold of the mucous membrane and sometimes the deeper layers of the esophagus often causing dysphagia, usually in the lower half of the esophagus.

esophageal web

A 2-3 mm in thickness stricture composed of mucosa and submucosa only, which is located anywhere along the length of the esophageal lumen; upper esophageal webs occur in the upper 2-4 cm of the esophagus, are lined by squamous epithelium, often associated with the Plummer-Vinson syndrome, and after yrs may evolve into postcricoid carcinoma; webs in the body of the esophagus may be multiple, represent embryonal remnants and may be associated with esophageal reflux; the lower esophageal web is a thin membrane marking the squamocolumnar junction and is seen in ±10% of normal subjects; symptomatic subjects may suffer intermittent dysphagia and impaction of a bolus of food Treatment Intraluminal balloon dilatation. See Café coronary.

e·soph·a·ge·al web

(ē-sofă-jēăl web)
Congenital or acquired transverse fold of the mucous membrane and sometimes the deeper layers of the esophagus often causing dysphagia, usually in the lower half of the esophagus.
References in periodicals archive ?
The diagnosis of PVS is based on the evidence of iron deficiency anemia and one or more esophageal web in a patient with postcricoid dysphagia.
Upper esophageal webs are more common in women than men.
Hypopharyngeal and proximal esophageal webs and strictures have become increasingly common with the increased use of concurrent chemo- and radiation therapy for head and neck malignancies.
Benign esophageal stenosis caused by Schatzki rings (B rings) or by peptic strictures is the most common cause of food impaction, followed by esophageal webs, extrinsic compression, surgical anastomosis, esophagitis (eg, eosinophilic esophagitis), and motor disorders, such as achalasia.
(25) There is also an association between cervical esophageal webs and gastroesophageal reflux.