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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:Abnormal enchondral ossification
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Accession:HP:0003336 term browser browse the term
Definition:An abnormality of the process of endochondral ossification, which is a type of replacement ossification in which bone tissue replaces cartilage.
Comment:This term is intended to describe histological abnormalities of enchondral ossification observed upon bone biopsy.
Synonyms:alt_id: HP:0003331
 xref: UMLS:C4025628

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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 bone structure 0
              Abnormal bone ossification 0
                Abnormal enchondral ossification 0
                  Abnormal epiphyseal ossification + 0
                  Abnormal foot bone ossification + 0
                  Abnormal hand bone ossification + 0
                  Abnormal humeral ossification + 0
                  Abnormal ossification involving the femoral head and neck + 0
                  Abnormal pelvis bone ossification + 0
                  Abnormal rib ossification + 0
                  Abnormal sternal ossification + 0
                  Abnormally ossified vertebrae + 0
                  Calcific stippling of infantile cartilaginous skeleton 0
                  Delayed patellar ossification 0
                  Irregular ossification of the radial metaphysis 0
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