A dilated, sigmoid esophagus may be present in patients with long-standing achalasia. A corkscrew esophagus is often seen in patients with diffuse esophageal spasm. Endoscopy is performed to rule ...

Barium swallow illustrating spiral or "corkscrew" deformity of the tubular esophagus caused by simultaneous, lumen-obliterated contractions of the circular muscle of the esophageal body.

c; Diffuse esophageal spasm shows typical corkscrew appearance of the lower part of the esophagus (see Video 3). d: Midesophageal propulsion diverticulum with esophageal motility disorder (see ...