7 results
Here another case of hypersensitivity pneumonitis.
There is a mosaic pattern.
Some secundary lobules demonstrate ground-glass opacity due
opacity due to lung ... bronchiolitis with air ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... #Mosaic #GroundGlass
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... the result of air ... or interstitial lung ... Hypersensitivity pneumonitis ... #Pulmonary #CTChest
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
80% of cases) or mosaic ... opacity due to lung ... bronchiolitis with air ... #Clinical #Radiology ... #CTChest #Hypersensitivity
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
caused by a rigid chest ... edema in acute ... edema • Metabolic ... -W237. 10.2214/AJR ... #STARCHASERS #radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... DDx: pna, pulm edema ... .2016.12.033 #Air ... #Pulmonary #diagnosis ... #radiology #clinical
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
expiratory scan: the mosaic ... scan, indicating air ... mid and lower lung ... #Clinical #Radiology ... #CTChest #Chronic
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
expiratory scans for air ... bronchiolitis with air ... penicillamine) #Clinical ... #Radiology #CTChest ... MosaicAttenuation #Mosaic