Diffuse panbronchiolitis
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Diffuse panbronchiolitis, abbreviated DPB, is a rare lung disease.
General
- Rare lung disease predominantly found among asians.[1]
- Has been likened to cystic fibrosis - but doesn't really share any features with it.
Gross
Features:[1]
- Bronchiectasis.
- Hyperinflation.
- Small nodules (~2-3 mm) around the small airways.
- Diffuse involvement of both lungs.
Microscopic
Features:[1]
- Transmural inflammation of bronchioles - esp. respiratory bronchioles.
- Lymphocytes, plasma cells, histiocytes.
- Neutrophils within the airway.