esophageal web(redirected from Esophageal webs)
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.
Farlex Partner Medical Dictionary © Farlex 2012
esophageal webA 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.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
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.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012