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HUMAN PHENOTYPE - ANNOTATIONS

The Human Phenotype Ontology (HPO) is downloaded weekly from http://compbio.charite.de/hudson/job/hpo/lastStableBuild/artifact/ontology/release/hp.obo. The file downloaded is considered the "last stable build" available for the ontology. For more about the HPO, view their website at http://www.human-phenotype-ontology.org/.

Term:Weakness due to upper motor neuron dysfunction
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Accession:HP:0010549 term browser browse the term
Definition:Paralysis of voluntary muscles means loss of contraction due to interruption of one or more motor pathways from the brain to the muscle fibers. Although the word paralysis is often used interchangeably to mean either complete or partial loss of muscle strength, it is preferable to use paralysis or plegia for complete or severe loss of muscle strength, and paresis for partial or slight loss. Paralysis due to lesions of the principle motor tracts is related to a lesion in the corticospinal, corticobulbar or brainstem descending (subcorticospinal) neurons.
Synonyms:exact_synonym: Paralysis due to lesions of the principle motor tracts
 xref: UMLS:C4021255



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  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of the nervous system 0
        Abnormal nervous system physiology 0
          Abnormal central motor function 0
            Upper motor neuron dysfunction 0
              Weakness due to upper motor neuron dysfunction 0
                Hemiplegia/hemiparesis + 0
                Paraplegia/paraparesis + 0
                Tetraplegia/tetraparesis + 0
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