25 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
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Lung Findings on Chest ... CT 1. ... Consolidation 7. ... Organizing Pneumonia ... Patterns #Lung #Pulmonary
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
lobar pneumonia caused ... 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
determine the cause ... between these chest ... Organizing pneumonia ... (OP) - multiple ... Diagnosis #Radiology #CXR
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... CT • Central GGO ... circumferential denser consolidation ... • DDx: COP, IFI ... #CT #Lung #Pulmonary
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... peripheral consolidations ... in the former case ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
diseases like organizing ... pneumonia (OP) ... proteinaceous material ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
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
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
was cryptogenic organizing ... pneumonia (COP) ... will be other signs ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
we see an old chest ... has caused a triangular ... density on the chest ... On the CT we can ... Clinical #Radiology #CXR