Structured Summary
Abstract
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).
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Classification
Broader headings
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MeSH Record
Synonyms
8 entry terms
- Achalasia
- Achalasia, Esophageal
- Cardiospasm
- Achalasias
- Achalasias, Esophageal
- Cardiospasms
- Esophageal Achalasias
- Megaesophagus
MeSH Record
Aspects Covered
35 allowable subheadings
Indexed with the subheadings blood, cerebrospinal fluid, chemically induced, classification, complications, congenital, diagnosis, diagnostic imaging, diet therapy, drug therapy, economics, embryology, enzymology, epidemiology, ethnology, etiology, genetics, history, immunology, metabolism, microbiology, mortality, nursing, parasitology, pathology, physiopathology, prevention & control, psychology, radiotherapy, rehabilitation, surgery, therapy, urine, veterinary, virology.
MeSH Record
Indexing Annotation
CARDIOSPASM refers to spasm of the CARDIA, not the heart; not for esophageal spasm ( = ESOPHAGEAL SPASM, DIFFUSE)
MeSH Record
History Note
1985; for ACHALASIA OF ESOPHAGUS use CARDIOSPASM 1974-1984; for ACHALASIA use CARDIOSPASM 1963-1973; CARDIOSPASM was heading 1963-1984
MeSH Hierarchy
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MeSH Record
NLM Classification
WI 258
AMA Style
References
- National Library of Medicine. Esophageal Achalasia. Medical Subject Headings (MeSH). 2026. Unique ID D004931. http://id.nlm.nih.gov/mesh/2026/D004931
- Esophageal Achalasia. In: Wikipedia. https://en.wikipedia.org/wiki/Esophageal_achalasia
- Esophageal Achalasia. In: Wikidata. https://www.wikidata.org/wiki/Q661015