Sections View Full Chapter Figures Tables Videos Annotate Full Chapter Figures Tables Videos Supplementary Content + Download Section PDF Listen ++ For further information, see CMDT Part 15-19: Benign Esophageal Lesions + Key Features Download Section PDF Listen +++ ++ Esophageal webs are thin, diaphragm-like membranes of squamous mucosa typically in the mid or upper esophagus and may be multiple May be congenital; also occur with eosinophilic esophagitis, graft-versus-host disease, pemphigoid, epidermolysis bullosa, pemphigus vulgaris Web plus iron deficiency anemia is known as Plummer-Vinson syndrome Esophageal rings are smooth, circumferential, thin (< 4 mm) mucosal structures in the distal esophagus at the squamocolumnar junction Commonly associated with hiatal hernia May be related to gastroesophageal reflux disease + Clinical Findings Download Section PDF Listen +++ ++ Solid-food dysphagia, characteristically intermittent and not progressive, with rings < 13 mm in diameter + Diagnosis Download Section PDF Listen +++ ++ Barium esophagogram with full esophageal distention Endoscopy less sensitive for detection of subtle webs and rings + Treatment Download Section PDF Listen +++ ++ Passage of large bougie dilators to disrupt the web or ring Long-term proton pump inhibitor therapy for patients who have heartburn or who require repeated dilation