26 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
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
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 ... Reverse Halo Sign ... Bilateral Peripheral ... Organizing Pneumonia ... Patterns #Lung #Pulmonary
Garland Triad on Chest X-Ray in Sarcoidosis 
aka Pawnbroker's Sign - Right paratracheal and bilateral hilar
Garland Triad on Chest ... paratracheal and bilateral ... Garland #Triad #Chest ... #XRay #CXR #Pawnbrokers ... #radiology #pulmonary
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
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 ... Interstitial Edema, Alveolar ... Hypersensitivity Pneumonia, COP ... Sarcoidosis, NSIP, COP ... HiRes #HighRes #Chest
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Definition: Diffuse alveolar ... • Labs: CBC, cr ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
reversed halo sign ... adenocarcinoma in situ; COP ... , cryptogenic organising ... interstitial pneumonia; OP ... , organising pneumonia
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 ... Diagnosis #Radiology #CXR