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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:Bifid distal phalanx of the thumb
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Accession:HP:0009611 term browser browse the term
Definition:Partial duplication of the distal phalanx of the thumb. Depending on the severity, the appearance on x-ray can vary from a notched phalanx (the duplicated bone is almost completely fused with the phalanx) to a partially fused appearance of the two bones.
Comment:Note that with bifid distal phalanx, the terminal phalanx of the thumb is clefted but is still one bone. With duplication of the terminal phalanx of the thumb, the distal phalanx is split into two bones that are located side by side. With triphalangeal thumb, the thumb has three phalanxes located one after the other.
Synonyms:exact_synonym: Bifid distal phalanx of thumb;   Bifid terminal phalanges of thumbs;   Bifid thumb distal phalanx;   Incipient distal thumb phalanx duplication;   Notched outermost bone of the thumb;   Notched outermost bone of thumb;   Notched terminal thumb phalanx
 alt_id: HP:0004086;   HP:0005703;   HP:0005827;   HP:0005848;   HP:0006090
 xref: UMLS:C1860162



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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 limbs 0
        Abnormality of the upper limb 0
          Duplication of bones involving the upper extremities 0
            Duplication of hand bones 0
              Duplication of phalanx of hand 0
                Duplication of the distal phalanx of hand 0
                  Duplication of the distal phalanx of the thumb 0
                    Bifid distal phalanx of the thumb 0
Path 2
Term Annotations click to browse term
  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of the musculoskeletal system 0
        Abnormality of the skeletal system 0
          Abnormal skeletal morphology 0
            Abnormal appendicular skeleton morphology 0
              Abnormality of limb bone morphology 0
                Abnormal digit morphology 0
                  Abnormality of finger 0
                    Abnormal thumb morphology 0
                      Abnormality of thumb phalanx 0
                        Duplication of thumb phalanx 0
                          Duplication of the distal phalanx of the thumb 0
                            Bifid distal phalanx of the thumb 0
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