20 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
opacities, Unilateral consolidation ... Rare: pleural effusions ... • HRCT: patchy consolidation ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
small pleural effusions ... organizing pneumonia ... #Clinical #Radiology ... #Organizing #Pneumonia ... #ILD #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
idiopathic it is called cryptogenic ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Consolidation ... Differential #Table #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
mainly seen in cryptogenic ... organizing pneumonia ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Central #Peripheral #RadiologyAssistant
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
Lobar consolidation ... diagnosis is lobar pneumonia ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... Sarcoidosis end-stage: consolidation ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
bilateral peripheral consolidations ... of organizing pneumonia ... #Clinical #Radiology ... #CTChest #COP #Cryptogenic ... RheumatoidArthritis #ILD #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... like organizing pneumonia ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
Lobar pneumonia ... Pulmonary hemorrhage ... Organizing pneumonia ... Clinical #Diagnosis #Radiology ... #Causes #RadiologyAssistant
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
bilateral peripheral consolidations ... also organizing pneumonia ... #Clinical #Radiology ... #CTChest #COP #Cryptogenic ... #ILD #RadiologyAssistant