Achalasia (ə; a- and -chalasia `no relaxation`) is a failure of smooth muscle fibers to relax, which can cause a sphincter to remain closed and fail to open when needed. Without a modifier, `achalasia` usually refers to achalasia of the esophagus, which is also called esophageal achalasia, achalasia cardiae, cardiospasm, and esophageal aperis...
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http://en.wikipedia.org/wiki/Achalasia
(from the article `esophagus`) Disorders of the esophagus include ulceration and bleeding; heartburn, caused by gastric juices in the esophagus; achalasia, an inability to swallow ... ...esophagus tend to be either caused by or aggravated during times of stress. Eating rapidly is another trigger, as this demands more precise and ... ...
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http://www.britannica.com/eb/a-z/a/11
<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 ...
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http://www.encyclo.co.uk/local/20973
(ak″ә-la´zhә) failure to relax of the smooth muscle fibers of the gastrointestinal tract at a junction between one part and another; this is most common in the lower esophagus, which may not relax with swallowing, because of degeneration of ganglion cells in the wall of the organ. The cause is unknown,...
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http://www.encyclo.co.uk/local/21001
Type: Term Pronunciation: ak-ă-lā′zē-ă Definitions: 1. Failure to relax; referring especially to visceral openings such as the pylorus, cardia, or any other sphincter muscle.
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http://www.medilexicon.com/medicaldictionary.php?t=588
Our Achalasia Main Article provides a comprehensive look at the who, what, when and how of Achalasia Achalasia: A disease of the esophagus caused by the abnormal function of nerves and muscles of the esophagus that makes swallowing difficult. There may sometimes be chest pain. Regurgitation of undigested food can occur, as can coughing or breathing...
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http://www.medterms.com/script/main/art.asp?articlekey=2112
Achalasia is a rare disorder of the oesophagus in which the muscle at the end of the oesophagus does not relax enough for the passage to open properly.
Found on
http://www.probertencyclopaedia.com/browse/EA.HTM
inability of a circular muscle, esp. of the esophagus or rectum, to relax, resulting in widening of the structure above the muscular constriction.
Found on
https://www.infoplease.com/dictionary/achalasia
No exact match found.
