21 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... Cryptogenic ... • Secondary OP ... - Clinical manifestations ... - Imaging: • CXR
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
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
organizing pneumonia ... #Clinical #Radiology ... #CTChest #COP # ... Cryptogenic #Organizing ... #Pneumonia #ILD
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 ... Radiology #Pulmonary #CXR ... Diffuse #Multifocal #Differential
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... #Clinical #Radiology ... #CTChest #COP # ... Cryptogenic #Organizing ... #Pneumonia #ILD
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... COP. ... #Clinical #Radiology ... #HRCT #CTChest
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... , cryptogenic organising ... ; OP, organising ... with symmetrical bilateral ... ReverseHaloSign #Differential
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... will limit the differential ... (OP) or chronic ... proteinaceous material ... Radiology #Pulmonary #CXR
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
diagnosis was cryptogenic ... organizing pneumonia ... look like this #Clinical ... #Radiology #CTChest ... #COP #Cryptogenic
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... Chlamydophila pneumoniae ... Evaluation: Imaging (CXR ... /- High res CT chest ... diagnosis #evaluation #differential