15 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 ... 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. ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Findings on Chest ... Bilateral Peripheral ... Consolidation 7. ... Organizing Pneumonia
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... peripheral consolidations ... this was also organizing ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
- Lung neoplasms ... diseases like organizing ... pneumonia (OP) ... proteinaceous material ... Radiology #Pulmonary #CXR
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
Pleural plaques
The CXR shows multiple opacities.
They have irregular shapes and do not look like a lung
Pleural plaques The CXR ... not look like a lung ... masses or consolidations ... bordering the chest ... are usually: - bilateral
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... with multifocal consolidations ... pneumonia (OP) ... Clinical #Radiology #CXR ... #Distribution #Organizing
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Reverse-Halo Sign) on Chest ... circumferential denser consolidation ... • DDx: COP, IFI ... doi.org/10.1016/j.chest ... Halo #Sign #CT #Lung