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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

Term:Abnormality of the nervous system
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Accession:HP:0000707 term browser browse the term
Definition:An abnormality of the nervous system.
Comment:The nervous system comprises the neuraxis (brain, spinal cord, and ventricles), the autonomic nervous system, the enteric nervous system, and the peripheral nervous system.
Synonyms:exact_synonym: Neurologic abnormalities;   Neurological abnormality
 broad_synonym: Brain and/or spinal cord issue
 alt_id: HP:0001333;   HP:0006987
 xref: MESH:D009421;   SNOMEDCT_US:88425004;   UMLS:C0497552

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Term paths to the root
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Term Annotations click to browse term
  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of the nervous system 0
        Abnormal nervous system morphology + 0
        Abnormal nervous system physiology + 0
        Abnormality of the peripheral nervous system + 0
paths to the root