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Here are the most common examples of these four patterns on a chest x-ray (click image
- Multifocal ill-defined ... interstitial opacities ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Clinical ... - Imaging: • CXR ... • HRCT: patchy consolidation ... BOOP #pulmonary #ILD ... #diagnosis #management
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
- Bilateral peripheral ... carcinoma, the diagnosis ... #Clinical #Radiology ... #CTChest #COP # ... Organizing #Pneumonia #ILD
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... the differential diagnosis ... The old name is ... #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 ... #Clinical #Radiology ... #CTChest #COP # ... RheumatoidArthritis #ILD
Based on the images alone, it is usually not possible to determine the cause of the
chronic illness, clinical ... Organizing pneumonia (OP ... this is nodular interstitial ... #Clinical #Diagnosis ... #Radiology #CXR
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
the differential diagnosis ... organizing pneumonia (OP ... proteinaceous material ... #Diagnosis #Radiology ... #Pulmonary #CXR
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
with multifocal consolidations ... of chronic consolidation ... organizing pneumonia (OP ... #Clinical #Radiology ... #CXR #Peripheral
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... peripheral consolidations ... #Clinical #Radiology ... #CTChest #COP # ... Organizing #Pneumonia #ILD
Whenever you see an area of increased density within the lung, it must be the result
four patterns. 1- Consolidation ... or multifocal ill-defined ... opacities. 2- Interstitial ... #Diagnosis #Radiology ... #CXR #Consolidation