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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 ... caused by Sterptococcus ... #Clinical #Radiology ... #CXR #Pneumonia
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic ... Unknown • 6-7 cases ... - Imaging: • CXR ... opacities, Unilateral consolidation ... • HRCT: patchy consolidation
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
caused by streptococcus ... idiopathic it is called cryptogenic ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Consolidation
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
the diagnosis of cryptogenic ... organizing pneumonia ... #Clinical #Radiology ... #CTChest #COP #Cryptogenic ... #Organizing #Pneumonia
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
include the list of causes ... of chronic consolidation ... caused by Streptcoccus ... #Clinical #Radiology ... #CXR #AirBronchogram
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... like organizing pneumonia ... proteinaceous material ... #Diagnosis #Radiology ... #Pulmonary #CXR
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
arthritis and bilateral ... peripheral consolidations ... of organizing pneumonia ... #Clinical #Radiology ... #CTChest #COP #Cryptogenic
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... peripheral consolidations ... in the former case ... #Clinical #Radiology ... #CTChest #COP #Cryptogenic
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... Organizing pneumonia ... Clinical #Diagnosis #Radiology ... #CXR #Lobar #Consolidation
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
On the left two cases ... with chronic consolidation ... non-segmental consolidations ... organizing pneumonia ... this #Clinical #Radiology