16 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity ... Hypersensitivity ... Radiology #HRCT #CTChest ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Hypersensitivity ... centrilobular nodules of ground-glass ... Radiology #Pulmonary #CTChest ... #Differential #Comparison
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Chronic hypersensitivity ... pneumonitis are: Mosaic pattern ... with areas of ground-glass ... shows a mosaic pattern ... Radiology #CXR #CTChest
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... peripheral areas of ground ... both areas of ground ... Radiology #HRCT #CTChest ... #Comparison #Table
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Attenuation: • Acute Ground ... PNA • Chronic Ground ... #CT #Patterns #
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... pneumonitis (NSIP): ground ... Radiology #HRCT #CTChest ... HighAttenuation #Pattern ... #Comparison #Table
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Ground-glass opacity ... Ground-glass opacity ... glass pattern can ... distribution: Hypersensitivity ... Radiology #Pulmonary #CTChest
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
centrilobular nodules of ground-glass ... cases) or mosaic pattern ... combination of patchy ground-glass ... centrilobular nodules of ground-glass ... Clinical #Radiology #CTChest
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
a patient with ground ... glass pattern in ... Hypersensitivity ... shows diffuse ground ... Clinical #Radiology #CTChest
Here another case of hypersensitivity pneumonitis.
There is a mosaic pattern.
Some secundary lobules demonstrate ground-glass opacity due
another case of hypersensitivity ... There is a mosaic pattern ... lobules demonstrate ground-glass ... Clinical #Radiology #CTChest ... #Hypersensitivity