11 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... - Imaging: • CXR ... Anti-dsDNA, ANCA COP ... #COP #BOOP #pulmonary ... #ILD #diagnosis
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
with rheumatoid arthritis ... Patients with OP ... #COP #Cryptogenic ... #Organizing #Pneumonia ... RheumatoidArthritis #ILD
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
complained of arthritic ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia ... #ILD #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... consolidations of OP ... organizing pneumonia ... #COP #Cryptogenic ... #Organizing #Pneumonia
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
pneumonia (OP) ... OP is organizing ... idiopathic it is called cryptogenic ... (COP). ... Radiology #Pulmonary #CXR
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... COP. ... Radiology #HRCT #CTChest ... Pattern #Comparison #Table
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
sclerosis, Rheumatoid arthritis ... (NSIP), Cryptogenic ... organizing pneumonia ... (COP), Respiratory ... • Eosinophilic pneumonia
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lymphoid interstitial pneumonia ... OP: organizing pneumonia ... RA: rheumatoid arthritis ... ConnectiveTissueDiseases #ILD ... Differential #Comparison #Table
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... Radiology #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... Organizing pneumonia ... (OP) - multiple ... Diagnosis #Radiology #CXR