Lateral image from an esophagram demonstrates a "corkscrew" esophagus, consistent with diffuse esophageal spasm that can be seen in patients with a severe motility disorder of the esophagus.

X-ray image of a patient's stomach during an upper GI exam.

X-ray image of a patient's esophagus during a double contrast upper GI exam.

Dilated esophagus secondary to tight lower esophageal sphincter (achlasia)

Image depicting esophageal narrowing due to cancer.

Radiography equipment

Radiography equipment

Radiograph from double-contrast upper GI showing a normal duodenum.

Radiograph from double-contrast upper GI showing a normal esophagus.

X-ray showing stomach with normal folded lining of the stomach and normal duodenum (first part of small bowel)