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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:Erosion of oral mucosa
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Accession:HP:0031446 term browser browse the term
Definition:Loss of the superficial layer of the oral mucosa usually resulting in a shallow or crusted lesion.

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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 mouth 0
              Abnormal oral morphology 0
                Abnormal oral cavity morphology 0
                  Abnormal oral mucosa morphology 0
                    Erosion of oral mucosa 0
                      Aphthous ulcer 0
                      Oral ulcer 0
                      Recurrent aphthous stomatitis 0
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