16 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... circumferential GGO ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Ground-glass opacity (GGO ... or interstitial lung ... Hypersensitivity pneumonitis ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... CT • Central GGO ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... bronchiolitis, aspiration pneumonitis ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical #tree
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
Galaxy Sign on Chest ... progressive massive fibrosis ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
potentially treatable lung ... the cases the lung ... two cases with GGO ... #Clinical #Radiology ... #CTChest #GroundGlass
On the left a chest film of a patient with UIP due to IPF.
The findings on
volume loss and fibrotic ... changes in the basal lung ... #Clinical #Radiology ... #CXR #CTChest # ... #Interstitial #Pneumonitis
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
Here a typical chest ... a patient with long ... There is fibrosis ... hypersensitivity pneumonitis ... #Clinical #Radiology
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Signs of fibrosis ... mid and lower lung ... #Clinical #Radiology ... #CTChest #Chronic ... HypersensitivityPneumonitis #Fibrosis
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Hypersensitivity Pneumonitis ... In chronic HP fibrotic ... throughout the whole lung ... #Clinical #Diagnosis ... #Radiology #CTChest