(Learn more about pouch-like sacs on the esophageal wall in dogs. Picture credit: Cunaplus_M.Faba / Getty Images) Pouch-like sacs on the esophageal wall in dogs can cause dogs to vomit after eating.

Achalasia is the best understood example of an esophageal motility disorder and characterized by esophageal aperistalsis and impaired relaxation of the lower esophageal sphincter. The histopathology ...

An esophageal spasm occurs when the esophageal muscles contract abnormally. (These muscles are located in the esophagus, the tube that carries food to the stomach.) Often triggered by eating, these ...