12 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Filling of the alveolar ... inflammation or tumor ... resolution of the HRCT ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Broncho-alveolar ... cell carcinoma ... consolidation #Clinical #Radiology ... #HRCT #CTChest
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
: Lymphangitic Carcinoma ... Interstitial Edema, Alveolar ... , Lymphangitic Carcinoma ... Blood, Water, Tumor ... #radiology
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
lymphangitic spread of carcinoma ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Perilymphatic
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
adenopathy, known carcinoma ... Cardiogenic pulmonary ... Cardiogenic pulmonary ... #Clinical #Radiology ... #Pulmonary #CTChest
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
the air in the alveoli ... edema, blood or tumor ... the air in the alveoli ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
adenopathy', known carcinoma ... Cardiogenic pulmonary ... Alveolar proteinosis ... #Clinical #Radiology ... #HRCT #CTChest
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
There was a marked ... extensive filling of alveoli ... respond promptly to treatment ... #Clinical #Radiology ... #CTChest #Eosinophilic
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
in interstitial pulmonary ... or lymphoma and alveolar ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Reticular
Alveolar proteinosis is a rare disease characterized by filling of the alveolar spaces with PAS positive
Alveolar proteinosis ... the suggestive HRCT ... the advent of treatment ... #Clinical #Radiology ... #CTChest #AlveolarProteinosis