88 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
hypersensitivity pneumonitis ... hypersensitivity pneumonitis ... Radiology #CXR #CTChest ... #HypersensitivityPneumonitis ... Chronic #Fibrosis #RadiologyAssistant
Ill defined centrilobular nodules of ground glass density in a patient with hypersensitivity pneumonitis #Clinical #Radiology
hypersensitivity pneumonitis ... Clinical #Radiology #CTChest ... Hypersenstitivity #Pneumonitis ... #HypersenstitivityPneumonitis ... Centrilobular #RadiologyAssistant
Here another case of hypersensitivity pneumonitis.
There is a mosaic pattern.
Some secundary lobules demonstrate ground-glass opacity due
hypersensitivity pneumonitis ... bronchiolitis with air ... Clinical #Radiology #CTChest ... #HypersensitivityPneumonitis ... #GroundGlass #RadiologyAssistant
Sometimes the centrilobular opacities are more nodular in appearance as in this case. #Clinical #Radiology #CTChest
Clinical #Radiology #CTChest ... Hypersensitivity #Pneumonitis ... #HypersensitivityPneumonitis ... Centrilobular #RadiologyAssistant
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
HRCT ten days later ... hypersensitivity pneumonitis ... Clinical #Radiology #CTChest ... #HypersensitivityPneumonitis ... #Resolution #RadiologyAssistant
Here another case of subacute hypersensitivity pneumonitis.
There is subtle opacity in the centre of the secondary
hypersensitivity pneumonitis ... Clinical #Radiology #CTChest ... Hypersensitivity #Pneumonitis ... #HypersensitivityPneumonitis ... Centrilobular #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
hypersensitivity pneumonitis ... bronchiolitis with air ... Clinical #Radiology #CTChest ... #HypersensitivityPneumonitis ... Centrilobular #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
hypersensitivity pneumonitis ... hypersensitivity pneumonitis ... Clinical #Radiology #CTChest ... MosaicAttenuation #Mosaic #HypersenstitivityPneumonitis ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
specific interstitial pneumonitis ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant