18 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... Organizing Pneumonia - Clinical ... - Imaging: • CXR ... Anti-dsDNA, ANCA COP ... Organizing #Pneumonia #COP
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 #Organizing
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... consolidations of OP ... carcinoma, the diagnosis ... #Clinical #Radiology ... #CTChest #COP #
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
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
BO, CTEPH, PJP, CEP ... , HP, COP https ... Attenuation #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
The final diagnosis ... organizing pneumonia (COP ... look like this #Clinical ... #Radiology #CTChest ... #COP #Cryptogenic
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... adenocarcinoma in situ; COP ... , cryptogenic organising ... interstitial pneumonia; OP ... #Differential #Algorithm
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Reverse-Halo Sign) on Chest ... consolidation • DDx: COP ... Halo #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
- Lung neoplasms ... organizing pneumonia (OP ... proteinaceous material ... #Diagnosis #Radiology ... #Pulmonary #CXR