Esophageal webs and rings
Esophageal webs and rings are outpouchings or growths which may partially occlude the lumen. The clinical presentation varies from being asymptomatic to having intermittent dysphagia to solids.
Webs are predominantly seen in the proximal esophagus (near the throat) and ring in the distal esophagus (near the stomach).
Risk factors
The etiology of esophageal webs and rings is poorly understood. However, it is commonly seen with the following disorders: -
- Plummer-Vinson syndrome
- Zenker’s diverticulum
- Epidermolysis bullosa
- Hiatus hernia
- Eosinophilic esophagitis (rings)
Clinical features
Most esophageal webs and rings are seen incidentally on upper gastrointestinal endoscopy. However, a small percentage may present with
- Intermittent dysphagia to solids
- Impaction of food
Evaluation
Upper gastrointestinal endoscopy is the best diagnostic test. It helps identify the cause of the dysphagia
Complete blood count and iron studies to rule out Plummer Vinson
Treatment
- Esophageal dilatation by upper GI endoscopy
- Proton pump inhibitors
- In refractory cases, incisional therapy
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