14 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Radiology #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... Radiology #Pulmonary #CTChest ... #Nodular #Pattern ... Differential #Comparison #Table ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
: reticular, nodular ... low attenuation (table ... On a Chest X-Ray ... detected on a chest ... #Differential #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
are: Mosaic pattern ... shows a mosaic pattern ... and secondry nodules ... Radiology #CXR #CTChest ... Chronic #Fibrosis #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
centrilobular nodules ... cases) or mosaic pattern ... opacity due to lung ... Clinical #Radiology #CTChest ... Centrilobular #RadiologyAssistant
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign on Chest ... centrilobular nodules ... linear branching pattern ... bronchiolitis, aspiration pneumonitis ... TreeInBud #Sign #CT #Lung
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
dyspnoe and a normal chest ... presentation (left) shows lobular ... areas of ground ... Clinical #Radiology #CTChest ... HypersensitivityPneumonitis #Resolution #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... listed in the table ... have specific patterns ... Radiology #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant
Lung abnormalities mostly present as areas of increased density, which can be divided into the following
Lung abnormalities ... the following patterns ... Consolidation Atelectasis Nodule ... published soon: Chest ... #Patterns #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... mid and lower lung ... with a mozaic pattern ... Clinical #Radiology #CTChest ... HypersensitivityPneumonitis #Fibrosis #RadiologyAssistant