15 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity ... #Clinical #Radiology ... CTChest #Nodular #Pattern ... Comparison #Table #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... Atelectasis #Diagnosis #Clinical ... Consolidation #Patterns ... #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Chronic hypersensitivity ... pneumonitis are: Mosaic pattern ... shows a mosaic pattern ... #Clinical #Radiology ... Chronic #Fibrosis #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... NodularPattern #Nodular #Pattern ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Hypersensitivity ... #Clinical #Diagnosis ... CTChest #Nodular #Pattern ... Comparison #Table #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... Hypersensitivity ... confluent, HRCT shows diffuse ... #Clinical #Radiology ... HypersenstitivityPneumonitis #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
reticular interstitial pattern ... with a preference ... #Clinical #Radiology ... #Interstitial #Pattern ... TractionBronchiectasis #RadiologyAssistant
Here another case of hypersensitivity pneumonitis.
There is a mosaic pattern.
Some secundary lobules demonstrate ground-glass opacity due
another case of hypersensitivity ... There is a mosaic pattern ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... #GroundGlass #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Clinical ... consolidation and GG pattern ... other processes Workup ... interstitial pneumonia’s, Hypersensitivity ... Pulmonary lymphoma, Diffuse
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
Subacute hypersensitivity ... in the subacute hypersensitivity ... cases) or mosaic pattern ... #Clinical #Radiology ... Centrilobular #RadiologyAssistant