21 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic Organizing ... Pneumonia (COP) ... - Imaging: • CXR ... Anti-dsDNA, ANCA COP ... #COP #BOOP #pulmonary
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
arthritis and bilateral ... Patients with OP ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... RheumatoidArthritis #ILD
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... pneumonia (NSIP), Cryptogenic ... organizing pneumonia ... (COP), Respiratory ... #causes
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... in the former case ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #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 ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #ILD #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
lobar pneumonia caused ... pneumonia (OP) ... OP is organizing ... (COP). ... #CXR #Consolidation
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Organizing pneumonia ... (OP) - multiple ... nodular interstitial lung ... Diagnosis #Radiology #CXR
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Redistribution In a normal chest ... redistribution applies to chest ... practice many chest ... with old fims can ... Clinical #Radiology #CXR
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... masses. ... pneumonia (OP) ... Clinical #Radiology #CXR ... #Distribution #Organizing