A disease of the esophagus that mainly affects young adults. Abnormal function of nerves and muscles of the esophagus causes difficulty swallowing and sometimes chest pain. Regurgitation of undigested food can occur, as can coughing or breathing problems related to entry of food material into the lungs. The underlying problems are weakness of the l [..]

Refers to difficulty or lack of ability to release the smooth muscle in the digestive system, found in the gastrointestinal tract.

failure to relax; especially referring to smooth muscle fibers at any junction of the gastrointestinal tract (e.g. openings such as the pylorus, cardia or other sphincter muscles); especially failure [..]

It is a disease that affects the muscles of the oesophagus, resulting in a difficulty to swallow.

A motility disorder of the Esophagus in which the Lower Esophageal Sphincter (near the Cardia) fails to relax resulting in functional obstruction of the Esophagus, and Dysphagia. Achalasia is characte [..]

Constriction of the lower portion of the food pipe (oesophagus) due to inability of the sphincter muscles to relax. Symptoms include difficulty swallowing, chest pain, vomiting and heartburn.

<gastroenterology> Constriction of the lower portion of the food pipe (oesophagus) due to inability of the sphincter muscles to relax. Symptoms include difficulty swallowing, chest pain, vomiting and heartburn. Treatment includes oesophageal dilation using special instruments or medications (for example nitroglycerin, calcium channel blockers [..]

  It is a disease that affects the muscles of the oesophagus, resulting in a difficulty to swallow.  

The inability of the oesophagus to move food down into the stomach.