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Ontology Browser

Parent Terms Term With Siblings Child Terms
achalasia +   
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 characterized by a grossly contorted and dilated esophagus (megaesophagus).
CREST syndrome  
Diffuse Esophageal Spasm 
gastroesophageal reflux disease +   
Plummer-Vinson Syndrome 

Exact Synonyms: Cardiospasm ;   Cardiospasms ;   Esophageal Achalasia ;   Esophageal Achalasias ;   achalasia of cardia ;   achalasia of esophagus ;   achalasias ;   hypertensive lower esophageal sphincter ;   lack of reflex relaxation of lower oesophageal sphincter
Related Synonyms: megaesophagus
Primary IDs: MESH:D004931
Xrefs: ICD10CM:K22.0 ;   ICD9CM:530.0 ;   NCI:C84699
Definition Sources: MESH:D004931,

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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.