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The Human Phenotype Ontology (HPO) is downloaded weekly from The file downloaded is considered the "last stable build" available for the ontology. For more about the HPO, view their website at

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Accession:HP:0002019 term browser browse the term
Definition:Infrequent or difficult evacuation of feces.
Synonyms:exact_synonym: Costiveness;   Dyschezia
 alt_id: HP:0002241;   HP:0003786
 xref: MESH:D003248;   SNOMEDCT_US:14760008;   SNOMEDCT_US:225595004;   UMLS:C0009806;   UMLS:C0237326

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Term paths to the root
Path 1
Term Annotations click to browse term
  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of the digestive system 0
        Abnormality of digestive system physiology 0
          Abdominal symptom 0
            Constipation 0
              Acute constipation 0
              Chronic constipation 0
paths to the root