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Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia - Clinical ... - Imaging: • CXR ... Pneumonia - Diagnosis ... Pneumonia #COP #BOOP #pulmonary ... #ILD #diagnosis
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
differentiate between acute ... - Lung neoplasms ... diseases like organizing ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... of organizing pneumonia ... #Clinical #Radiology ... #CXR #Peripheral ... OrganizingPneumonia #BOOP #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
Organizing pneumonia ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR ... Consolidation #Causes #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... the differential diagnosis ... OP is organizing ... #Pulmonary #CXR ... Differential #Table #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
is a possible diagnosis ... LAM is a rare lung ... airways leading to pulmonary ... #Clinical #Radiology ... #CXR #Pneumothorax
There are about a dozen x-ray findings, but two of them are especially important: Loss of
There are about ... aortic knob/aortic-pulmonary ... and the calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
Look for other signs ... patients, who have an acute ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... , which are probably ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation ... #Patterns #RadiologyAssistant