@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

<https://lod.nal.usda.gov/naltv#marc001> rdfs:label "Field 001 in MARC Authority Format"@en .
nalt:38151_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "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)."@en, "Trastorno de la motilidad del esófago en el que existe una incapacidad de relajación del esfinter esofágico inferior al tragar."@es ;
  dc:source "Medical Subject Headings 2012" .

<https://lod.nal.usda.gov/nalt>
  a skos:ConceptScheme ;
  rdfs:label "NALT Full"@en .

<https://lod.nal.usda.gov/naltv#Topic>
  a owl:Class ;
  rdfs:label "Topic"@en .

nalt:38151
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2012-11-30"^^xsd:date ;
  skos:altLabel "esophageal achalasia"@en, "achalasia"@en, "cardiospasm"@en ;
  skos:broader nalt:33571 ;
  skos:closeMatch <http://id.loc.gov/authorities/subjects/sh85020220> ;
  skos:definition nalt:38151_def ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:prefLabel "megaesófago"@es, "megaesophagus"@en ;
  ns0:marc001 "22794" .

nalt:33571
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:38151 ;
  skos:prefLabel "enfermedades esofágicas"@es, "esophageal diseases"@en .