19 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity ... Hypersensitivity ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis are ... The HRCT shows a ... #Clinical #Radiology ... #CXR #CTChest # ... Chronic #Fibrosis #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
are most commonly ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Perilymphatic ... #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
These are often ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern ... Differential #Algorithm #RadiologyAssistant
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
presented with acute ... (left) shows lobular ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... HypersensitivityPneumonitis #Resolution #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
Sarcoidosis In this case ... the chest x-ray ... In many cases a HRCT ... #Clinical #Radiology ... Interstitial #Pattern #RadiologyAssistant
Sometimes the centrilobular opacities are more nodular in appearance as in this case. #Clinical #Radiology #CTChest
more nodular in ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... HypersensitivityPneumonitis #Nodular ... Centrilobular #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
centrilobular nodules ... , HRCT shows diffuse ... #Clinical #Radiology ... #CTChest #GGO # ... HypersenstitivityPneumonitis #RadiologyAssistant
Here another case of subacute hypersensitivity pneumonitis.
There is subtle opacity in the centre of the secondary
Here another case ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... HypersensitivityPneumonitis #Nodular ... Centrilobular #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... patterns: reticular, nodular ... On a Chest X-Ray ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant