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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:Lymphoid hyperplasia
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Accession:HP:0034839 term browser browse the term
Definition:An abnormal bone marrow finding characterized by many poorly circumscribed and occasionally confluent lymphoid nodules. The nodules contain small and uniform lymphocytes with rounded nuclei, clumped chromatin, and without prominent nucleoli.
Comment:The appearance of lymphoid hyperplasia may resemble that of malignant lymphoma, well-differentiated lymphocytic type.

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  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of blood and blood-forming tissues 0
        Abnormal bone marrow cell morphology 0
          Lymphoid hyperplasia 0
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