
Hypersensitivity Pneumonitis
Chronic hypersensitivity pneumonitis (HP) shows interstitial inflammation associated with fibrosis.
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Hypersensitivity Pneumonitis
Light microscopy shows mononuclear infiltration and noncaseating granulomas usually observed in acut... |

Hypersensitivity Pneumonitis
Giant cells are a characteristic feature of hypersensitivity pneumonitis (HP).
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Hypersensitivity Pneumonitis
Anteroposterior chest radiograph obtained on admission to the hospital. A right-sided tension pneumo... |

Hypersensitivity Pneumonitis
High-resolution chest CT scan with 1-mm-thick axial images. The section is at the level of the inter... |

Hypersensitivity Pneumonitis
Lung biopsy from right upper lobe stained with hematoxylin and eosin. Magnification is 40X. Marked i... |

Hypersensitivity Pneumonitis
Lung biopsy from the right upper lobe stained with hematoxylin and eosin. Magnification is 10X. Mark... |

Hypersensitivity Pneumonitis
Photograph showing unstained precipitin lines that developed on Ouchterlony immunodiffusion after 24... |

Hypersensitivity Pneumonitis
High-resolution chest CT scan with 1-mm-thick axial images. The section is at the level of the third... |

Hypersensitivity Reactions, Immediate
Immediate hypersensitivity reactions. Sensitization phase of an immunoglobulin E–m... |