Esophageal Webs

Lacks muscle layer (unlike distal esophageal A and B rings)

IMAGING

• Full column barium esophagram with rapid-sequence filming or have patient swallow small marshmallow followed by barium

• Appearance: 1-2 mm wide, shelf-like filling defect

Usually along anterior wall of cervical esophagus

Circumferential, radiolucent ring in some cases

May occur at other sites in esophagus

• Mild, moderate, or severe luminal narrowing

• Partial obstruction suggested by

Jet phenomenon: Barium spurting through ring

Dilatation of esophagus or pharynx proximal to web

• Esophageal strictures

Longer length of luminal narrowing of esophagus

• Schatzki ring

Lower (GE junction) esophageal or Β ring

• Esophageal webs may be associated with

Plummer-Vinson (Paterson-Kelly) syndrome

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Nov 16, 2016 | Posted by admin in GASTROINTESTINAL IMAGING | Comments Off