10 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... end-stage with massive fibrosis ... consolidation #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
HRCT as seen in fibrosis ... or interstitial lung ... in ground glass pattern ... #Pulmonary #CTChest ... #GroundGlass #Differential
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Signs of fibrosis ... mid and lower lung ... included in the differential ... #Clinical #Radiology ... #CTChest #Chronic
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
or NSIP pattern ... consider drug-related lung ... disease in the differential ... #Clinical #Radiology ... #CTChest #DrugInduced
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... the surrounding lung ... with end-stage fibrosis ... #CTChest #Cavity ... Cyst #Emphysema #Comparison
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
shows diffuse areas ... and some mosaic pattern ... abnormalities and signs ... of fibrosis are ... #CTChest #DIP #
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... In chronic HP fibrotic ... throughout the whole lung ... #CTChest #UIP # ... Comparison #Chronic
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... interstitium by fluid, fibrous ... cells results in a pattern ... #Diagnosis #Radiology ... Pulmonary #HRCT #CTChest
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... with subsequent fibrosis ... The histologic pattern ... #Clinical #Radiology ... #CTChest #AIP #