Dilated esophagus

An abnormal enlargement of the esophageal lumen, often with associated wall thinning, usually resulting from impaired passage of esophageal contents or impaired motility.

Causes

• Obstructive disorders

  • Esophageal stricture

  • Esophageal tumor

  • Foreign object

• Motility disorders

• Scleroderma

• Neuromuscular disorders

  • Achalasia