What is achalasia - Definition and Meaning

Achalasia :

Achalasia is a medical term used in describing the rare type of disease affecting the esophagus. Esophagus is a small tube which carries the food we consume to the throat, then to the stomach. Achalasia is a condition that makes an individual feel difficult to move food to stomach. It is a failure of the smooth muscle fibers to relax, where the lower esophageal sphincter to remain closed and fails to function while swallowing food. It may happen due to damaged nerves in the esophagus. The disease is also referred as esophageal achalasia, achalasia cardiae, cardiospasm, and esophageal aperistalsis.

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