cricopharyngeal achalasia


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Related to cricopharyngeal achalasia: cricopharyngeal myotomy, Zenker's diverticulum

cricopharyngeal achalasia

functional obstruction at the level of the upper esophageal sphincter due to failure of relaxation of the cricopharyngeal muscle; often associated with a pharyngoesophageal diverticulum.
Farlex Partner Medical Dictionary © Farlex 2012

cri·co·pha·ryn·ge·al a·cha·la·sia

(krī'kō-făr-in'jē-ăl ak-ă-lā'zē-ă)
Functional obstruction at the level of the upper esophageal sphincter due to failure of relaxation of the cricopharyngeal muscles; often associated with a pharyngoesophageal diverticulum
Synonym(s): achalasia of the upper sphincter, hypertensive upper esophageal sphincter.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

cricopharyngeal achalasia

Failure of the lower pharyngeal muscles to relax during swallowing. The condition may cause dysphagia or aspiration of food or gastric contents.
See also: achalasia
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