13 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... • Secondary OP ... - 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 ... peripheral consolidations ... Patients with OP ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... of OP. ... organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
(OP) and chronic ... OP is organizing ... (COP). ... The old name is BOOP ... Radiology #Pulmonary #CXR
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... Sarcoidosis end-stage: consolidation ... COP. ... Radiology #HRCT #CTChest
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... peripheral consolidations ... also organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
cases with chronic consolidation ... organizing pneumonia ... (COP). ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... (OP) or chronic ... eosinophilic pneumonia ... proteinaceous material ... Radiology #Pulmonary #CXR
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
with multifocal consolidations ... (OP) also known ... as BOOP. ... Clinical #Radiology #CXR ... OrganizingPneumonia #BOOP
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
adenocarcinoma in situ; COP ... , cryptogenic organising ... ; OP, organising ... lesions, lobular consolidation ... with symmetrical bilateral