Esophageal Motility Disorders
(See also Overview of Esophageal and Swallowing Disorders.)
Primary esophageal causes of dysmotility include
Esophageal motility also can be disturbed by systemic disorders such as
Many generalized disorders of neuromuscular function (eg, myasthenia gravis, amyotrophic lateral sclerosis, stroke, Parkinson disease) can affect swallowing but are not typically classified as esophageal motility disorders.
Symptoms of esophageal motility disorders depend on the cause but typically include difficulty swallowing (dysphagia), chest pain, and/or heartburn.