49 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... Pneumonia - Clinical ... - Imaging: • CXR ... Anti-dsDNA, ANCA COP ... #Pneumonia #COP
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Anatomy Annotated on Chest ... radiopaedia.org/cases ... lobes #Segments #Chest ... #CT #CTChest #pulmonary ... #clinical #radiology
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Attenuation on Chest ... attenuation seen on a chest ... , HP, COP https ... #Lung #Pulmonary ... #clinical
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. ... Organizing Pneumonia ... Patterns #Lung #Pulmonary ... #diagnosis
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 #
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 ... #Pulmonary #CXR
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... in the former case ... this was also organizing ... #Clinical #Radiology ... #CTChest #COP #
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest ... CT • Bronchoscopy
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Hypersensitivity Pneumonia, COP ... Sarcoidosis, NSIP, COP ... HiRes #HighRes #Chest
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Organizing pneumonia ... (OP) - multiple ... #Clinical #Diagnosis ... #Radiology #CXR