56 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... Chronic eosinophilic pneumonia ... Broncho-alveolar ... consolidation #Clinical ... Comparison #Table #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... consolidation and GG pattern ... , Pulmonary lymphoma ... , Diffuse alveolar ... #COP #BOOP #pulmonary
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... acute reticular pattern ... PCP Mycoplasma pneumonia ... #Clinical #Radiology ... #PJP #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... like organizing pneumonia ... filling of the alveoli ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
content of the alveoli ... to look at the pattern ... more than one pattern ... Diagnosis #Radiology #Pulmonary ... Differential #Table #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Filling of the alveolar ... interstitium or alveolar ... in ground glass pattern ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT Patterns ... Interstitial Edema, Alveolar ... Edema, Hemorrhage, Pneumonia ... Hypersensitivity Pneumonia ... Crazy Paving: Alveolar
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
inoculation • Clinical ... community-acquired pneumonia ... reticulonodular patterns ... Radiographic pattern ... is described as alveolar
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Cardiogenic pulmonary ... Cardiogenic pulmonary ... #Clinical #Radiology ... #Pulmonary #CTChest ... Comparison #Table #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Cryptogenic organizing pneumonia ... #Clinical #Radiology ... HighAttenuation #Pattern ... Comparison #Table #RadiologyAssistant