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Difference between revisions of "Medical lung diseases"
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m
→Histology
m (→Organizing pneumonia: +Obliterative broncholitis) |
m (→Histology) |
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| Line 381: | Line 381: | ||
Features:<ref>PPP P.237.</ref> | Features:<ref>PPP P.237.</ref> | ||
*Cellular peribronchiolar nodules with: | *Cellular peribronchiolar nodules with: | ||
**Langerhans cells: | **Langerhans cells - '''key feature''': | ||
***Pale staining nucleus (H&E) with nuclear infolding - "crumpled tissue paper" appearance. | ***Pale staining nucleus (H&E) with nuclear infolding - "crumpled tissue paper" appearance. | ||
**+/-Smoker's macrophages (brown pigmented airspace macrophages). | **+/-Smoker's macrophages (brown pigmented airspace macrophages). | ||
**+/-Eosinophilia (may be rare). | **+/-Eosinophilia (may be rare) - '''significantly narrow DDx'''. | ||
**Chronic inflammatory cells (lymphocytes). (???) | **Chronic inflammatory cells (lymphocytes). (???) | ||