Achalasia is considered to be a rare disease of the muscle of the lower esophageal body and the lower esophageal sphincter. Achalasia is usually a form of disease of the muscle of the esophagus (which is usually known as swallowing tube). The term achalasia means "failure to relax" and inability of the lower esophageal sphincter (the ring of muscle situated between the lower esophagus and the stomach) to open and which helps let the food pass into the stomach.
Signs and Symptoms : In achalasia at least half of the patients, they have the symptoms of lower sphincter resting pressure (which is usually known as the pressure in the lower sphincter when the patient is not swallowing) also is abnormally high. it may usually occur by the degeneration of the esophageal muscles and, more importantly, the nerves that control the muscles. As a result, people suffering with achalasia face difficulty in swallowing food. In addition to the failure to relax.
Disease statistics: In china approximately Thirty-two patients were diagnosed with Achalasia during the study period. The mean age at the time of diagnosis was 50 years. The female-to-male ratio was estimated to be 1.3:1. The main symptoms noticed were dysphagia (78%) and vomiting (50%).