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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:Bronchiolitis obliterans organizing pneumonia
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Accession:HP:0011945 term browser browse the term
Definition:Bronchiolitis obliterans organizing pneumonia (BOOP) is and interstitial lung abnormalitiy characterized histopathologically by plugs of granulation tissue lying within small airways, alveolar ducts, and alveoli and by chronic inflammatory cell infiltration in alveolar walls. Patients with BOOP generally present with subacute illness, including shortness of breath, fever, malaise, and weight loss.
Synonyms:exact_synonym: BOOP;   Bronchiolitis obliterans organising pneumonia;   Cryptogenic organising pneumonia;   Cryptogenic organizing pneumonia
 xref: MESH:D018549;   SNOMEDCT_US:129458007;   UMLS:C0242770

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  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of the respiratory system 0
        Abnormal respiratory system physiology 0
          Abnormal respiratory system morphology 0
            Abnormal lung morphology 0
              Abnormal pulmonary interstitial morphology 0
                Bronchiolitis obliterans organizing pneumonia 0
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