18 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
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
- Lung neoplasms ... diseases like organizing ... pneumonia (OP) ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... CT 1. ... Consolidation 7. ... Organizing Pneumonia ... #Pulmonary #ChestCT
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 ... #CXR #Consolidation
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Organizing pneumonia ... (OP) - multiple ... filling of the alveoli ... nodular interstitial lung
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Hypersensitivity Pneumonia, COP ... Sarcoidosis, NSIP, COP ... Hemorrhage, Edema • Consolidation ... HiRes #HighRes #Chest
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Attenuation on Chest ... attenuation seen on a chest ... BO, CTEPH, PJP, CEP ... , HP, COP https ... #Lung #Pulmonary
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Reverse-Halo Sign) on Chest ... CT • Central GGO ... circumferential denser consolidation ... • DDx: COP, IFI ... #Lung #Pulmonary
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
bleeding into the alveoli ... we see an old chest ... density on the chest ... On the CT we can ... #CTChest #LungInfarct
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/ ... Bronchoalveolarca (BAC) - Pulmonary ... Clinical #Radiology #CTChest