- cricopharyngeal achalasia
- achalasia of the cricopharyngeal muscle; see Asherson syndrome, under syndrome.
Medical dictionary. 2011.
cricopharyngeal achalasia
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cricopharyngeal achalasia syndrome — Asherson s … Medical dictionary
Cricopharyngeal myotomy — is a surgical sectioning of the cricopharyngeus muscle, also known as the upper esophageal sphincter, that has been advocated for the treatment of cricopharyngeal spasm, or cricopharyngeal achalasia, that leads to cervical dysphagia in the… … Wikipedia
achalasia — Failure to relax; referring especially to visceral openings such as the pylorus, cardia, or any other sphincter muscles. [G. a priv. + chalasis, a slackening] a. of the cardia SYN: esophageal a.. cricopharyngeal a. functional … Medical dictionary
Asherson syndrome — a syndrome of dysphagia due to neuromuscular incoordination and achalasia of the cricopharyngeus muscle during the third stage of swallowing. It causes diversion of liquids into the air passages, precipitating paroxysms of coughing. Called also… … Medical dictionary
sphincter — A muscle that encircles a duct, tube, or orifice in such a way that its contraction constricts the lumen or orifice. SYN: musculus s. [TA], s. muscle [TA]. [G. sphinkter, a band or lace] s. of ampulla s. of hepatopancreatic ampulla. anatomic s.… … Medical dictionary
myotomy — 1. Anatomy or dissection of the muscles. 2. Surgical division of a muscle. [myo + G. tome, excision] cricopharyngeal m. division of the cephalad portion of the cricopharyngeus … Medical dictionary
