Difference between revisions of "Hypersensitivity pneumonitis"

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*Spares pleura
 
*Spares pleura
 
*Air trapping ([[mosaic perfusion]])
 
*Air trapping ([[mosaic perfusion]])
*Chronic '''head cheese''' appearance
+
*Chronic '''head cheese''' appearance on expiratory imaging due to three different attenuation, low (air-trapping), normal lung and denser
 
*Upper lobe
 
*Upper lobe
  

Latest revision as of 21:20, 20 June 2012

  • Subacute - diffuse ground glass nodules in a cebtrilobular distribution
  • Spares pleura
  • Air trapping (mosaic perfusion)
  • Chronic head cheese appearance on expiratory imaging due to three different attenuation, low (air-trapping), normal lung and denser
  • Upper lobe


  • Bird fancier's lung, farmer's lung
  • Exposure to organic dust


  • Fever, chills, cough, dyspnea