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Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic Organizing ... - Clinical manifestations ... - Imaging: • CXR ... : Peripheral distribution ... - Diagnosis:
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... perihilar (batwing) or peripheral ... idiopathic it is called cryptogenic ... #Diagnosis #Radiology ... #Pulmonary #CXR
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
OP - Bilateral peripheral ... carcinoma, the diagnosis ... organizing pneumonia ... #Clinical #Radiology ... #Organizing #Pneumonia
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
and bilateral peripheral ... consolidations ... #Clinical #Radiology ... #CTChest #COP #Cryptogenic ... #Organizing #Pneumonia
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
small bilateral peripheral ... consolidations. ... #Clinical #Radiology ... #CTChest #COP #Cryptogenic ... #Organizing #Pneumonia
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
There is a peripheral ... of chronic consolidation ... of organizing pneumonia ... #Clinical #Radiology ... #CXR #Peripheral
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
the differential diagnosis ... diseases like organizing ... with multiple peripheral ... #Diagnosis #Radiology ... #Pulmonary #CXR
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
subpleural and peripheral ... The final diagnosis ... organizing pneumonia ... look like this #Clinical ... #Radiology #CTChest
Based on the images alone, it is usually not possible to determine the cause of the
Lobar pneumonia ... Organizing pneumonia ... Infarction - peripheral ... #Clinical #Diagnosis ... #Radiology #CXR