18 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... Pneumonia - Diagnosis ... eosinophilia pneumonia ... #Pneumonia #COP ... BOOP #pulmonary #ILD
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
in cryptogenic organizing ... pneumonia (COP) ... , chronic eosinophilic ... #Diagnosis #Radiology ... #Differential #Table
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
as a result of organizing ... pneumonia. ... #Clinical #Radiology ... #CTChest #COP # ... #ILD #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
pneumonia (OP) ... and chronic eosinophilic ... OP is organizing ... called cryptogenic (COP ... #Diagnosis #Radiology
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
), Cryptogenic organizing ... pneumonia (COP) ... polyangiitis, Eosinophilic ... syndrome) • Eosinophilic ... #diagnosis #differential
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
this was also organizing ... pneumonia, but ... #Clinical #Radiology ... #CTChest #COP # ... #Pneumonia #ILD
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
the differential diagnosis ... There was no eosinophilia ... of organizing pneumonia ... (OP) also known ... #Clinical #Radiology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lymphoid interstitial pneumonia ... OP: organizing pneumonia ... ConnectiveTissueDiseases #ILD ... LungDisease #CTILD #Diagnosis ... Differential #Comparison #Table
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
carcinoma, the diagnosis ... pneumonia was made ... #Clinical #Radiology ... #CTChest #COP # ... #Pneumonia #ILD