6 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... low attenuation (table ... The cystic pattern ... seen and in many cases ... UIP can be suspected
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... indicates unknown cause ... listed in the table ... have specific patterns ... realise, that these patterns
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
named Hamman Rich Pneumonitis ... characterized by diffuse ... The histologic pattern ... characteristics are diffuse ... Clinical #Radiology #CTChest
Here another case of hypersensitivity pneumonitis.
There is a mosaic pattern.
Some secundary lobules demonstrate ground-glass opacity due
Here another case ... hypersensitivity pneumonitis ... There is a mosaic pattern ... bronchiolitis with air ... Clinical #Radiology #CTChest
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
hypersensitivity pneumonitis ... opacity (80% of cases ... ) or mosaic pattern ... bronchiolitis with air ... Clinical #Radiology #CTChest
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
(2) The case on ... scan: the mosaic pattern ... scan, indicating air ... with a mozaic pattern ... Clinical #Radiology #CTChest