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Here are the most common examples of these four patterns on a chest x-ray (click image
on a chest x-ray ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #Patterns #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... in ground glass pattern ... #Radiology #Pulmonary ... #CTChest #GGO # ... #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... pulmonary edema ... #Diagnosis #Radiology ... #SeptalThickening ... RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
the air in the alveoli ... Is it pus, edema ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Edema, Alveolar ... • Consolidation ... Differential #Diagnosis ... #pulmonary #radiology
Key findings in alveolar proteinosis
- Crazy paving pattern: reticular pattern superimposed on ground glass opacification.
- Opacifications
ground glass to consolidation ... transported to the interstitium ... #Clinical #Radiology ... #CTChest #AlveolarProteinosis ... #CrazyPaving #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... bronchovascular interstitium ... #Clinical #Radiology ... #Pulmonary #CTChest ... Comparison #Table #RadiologyAssistant
On the left a patient with both septal thickening and ground glass opacity in a patchy
distress syndrome and pulmonary ... #Clinical #Radiology ... #CTChest #SeptalThickening ... #AlveolarProteinosis ... #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
edema - filling ... of the alveoli ... this is nodular interstitial ... #Clinical #Diagnosis ... #Causes #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
diagnostic list ... presentation of alveolar ... of consolidation ... #Clinical #Radiology ... #CTChest #CHF #