17 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... interstitial lung disease ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Broncho-alveolar ... consolidation #Clinical ... #Radiology #HRCT ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Honeycombing Most diseases ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
left multiple diseases ... Cardiogenic pulmonary ... #Clinical #Radiology ... #Differential #Comparison ... #Table #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Cardiogenic pulmonary ... Alveolar proteinosis ... #Clinical #Radiology ... Reticular #Pattern #Comparison ... #Table #RadiologyAssistant
Alveolar proteinosis is a rare disease characterized by filling of the alveolar spaces with PAS positive
Alveolar proteinosis ... is a rare disease ... the suggestive HRCT ... #Clinical #Radiology ... #CrazyPaving #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
distribution In certain diseases ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison ... #Table #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
chronic illness, clinical ... filling of the alveoli ... interstitial lung disease ... #Radiology #CXR ... Consolidation #Causes #RadiologyAssistant
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
seen in other diseases ... Bronchoalveolarca (BAC) - Pulmonary ... failure, ARDS, AIP) #Clinical ... #Radiology #CTChest ... AlveolarProteinosis #RadiologyAssistant