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The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
looking at the lateral ... This was a consolidation ... due to a pneumonia ... Clinical #Radiology #CXR ... SilhouetteSign #RadiologyAssistant
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
arthritis and bilateral ... peripheral consolidations ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... RheumatoidArthritis #ILD #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
- Bilateral peripheral ... cryptogenic organizing pneumonia ... Clinical #Radiology #CTChest ... #Organizing #Pneumonia ... #ILD #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
that present with consolidation ... called cryptogenic (COP ... Radiology #Pulmonary #CXR ... #Consolidation ... Differential #Table #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
(COP) Cryptogenic ... - Imaging: • CXR ... opacities, Unilateral consolidation ... • HRCT: patchy consolidation ... Anti-dsDNA, ANCA COP
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
(OP) or chronic ... eosinophilic pneumonia ... proteinaceous material ... Radiology #Pulmonary #CXR ... #Differential #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Consolidation - ... Lobar consolidation ... Clinical #Radiology #CXR ... #Patterns #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... Notice the air-bronchogram ... causes of chronic consolidation ... Clinical #Radiology #CXR ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... Sarcoidosis end-stage: consolidation ... COP. ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Chest XRay Consolidation Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Consolidation #Pattern #Differential #Algorithm #RadiologyAssistant
Chest XRay Consolidation ... Radiology #Pulmonary #CXR ... #Consolidation ... Differential #Algorithm #RadiologyAssistant