29 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 ... #Pneumonia #COP
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
arthritis and bilateral ... as a result of organizing ... Patients with OP ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
proteinosis, but later ... Sarcoid - NSIP - Organizing ... pneumonia (COP/ ... ) - Infection (PCP ... Clinical #Radiology #CTChest
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 ... #Organizing #Pneumonia
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... COP. ... Radiology #HRCT #CTChest
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
content of the alveoli ... pneumonia (OP) ... OP is organizing ... called cryptogenic (COP ... Radiology #Pulmonary #CXR
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... this was also organizing ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
diseases like organizing ... pneumonia (OP) ... filling of the alveoli ... proteinaceous material ... Radiology #Pulmonary #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Interstitial Edema, Alveolar ... Hypersensitivity Pneumonia, COP ... Crazy Paving: Alveolar ... Sarcoidosis, NSIP, COP
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Definition: Diffuse alveolar ... • Labs: CBC, cr ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest