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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 sputum
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Accession:HP:0032016 term browser browse the term
Definition:Abnormal appearance of material expectorated (coughed up) from the respiratory system and that is composed of mucus but may contain other substances such as pus, blood, microorganisms, and fibrin.
Synonyms:exact_synonym: Abnormal sputum morphology

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  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of the respiratory system 0
        Abnormal respiratory system morphology 0
          Abnormal sputum 0
            Hemoptysis 0
            Increased sputum production 0
            Lithoptysis 0
            Sputum eosinophilia 0
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