22 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... Cryptogenic ... - Imaging: • CXR ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... mainly seen in cryptogenic ... organizing pneumonia ... (COP), chronic ... HRCT #ChestCT #Differential
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
arthritis and bilateral ... of organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... idiopathic it is called cryptogenic ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... (NSIP), Cryptogenic ... (COP), Respiratory ... ILD #diagnosis #differential ... #pulmonary #causes
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
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... also organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... , cryptogenic organising ... ; PZ, pulmonary ... with symmetrical bilateral ... #Diagnosis #Pulmonary
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... (OP) or chronic ... proteinaceous material ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic