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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:Mandibular prognathia
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Accession:HP:0000303 term browser browse the term
Definition:Abnormal prominence of the chin related to increased length of the mandible.
Synonyms:exact_synonym: Big lower jaw;   Big mandible;   Enlarged mandible;   Enlargement of mandible;   Hyperplasia of lower jaw;   Increased projection of lower jaw;   Increased projection of mandible;   Increased size of lower jaw;   Large lower jaw;   Large mandible;   Lower jaw excess;   Lower jaw hyperplasia;   Macromandible;   Mandible prognathism;   Mandibular excess;   Mandibular hyperplasia;   Mandibular macrognathia;   Mandibular prognathism;   Prognathia;   Prognathism;   Prominent chin;   Prominent jaw;   Prominent lower jaw;   Prominent mandible;   Relative mandibular prognathism
 broad_synonym: Hypertrophy of lower jaw;   Hypertrophy of mandible
 related_synonym: Increased size of mandible
 alt_id: HP:0000251;   HP:0000279;   HP:0000328;   HP:0002051;   HP:0004648;   HP:0004656;   HP:0008514
 xref: MESH:D008313;   SNOMEDCT_US:109504005;   SNOMEDCT_US:22810007;   UMLS:C0302501;   UMLS:C0399526;   UMLS:C2227134;   UMLS:C4280644;   UMLS:C4280645

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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 head or neck 0
        Abnormality of the head 0
          Abnormality of the face 0
            Abnormality of the chin 0
              Mandibular prognathia 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 axial skeleton morphology 0
              Abnormal skull morphology 0
                Abnormal facial skeleton morphology 0
                  Abnormal jaw morphology 0
                    Abnormal mandible morphology 0
                      Mandibular prognathia 0
paths to the root