15 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... consolidation #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... low attenuation (table ... is interstitial lung ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
with ground glass pattern ... (arrow) in the areas ... #Clinical #Radiology ... #CTChest #GGO # ... Thromboembolism #RadiologyAssistant
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 ... in ground glass pattern ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant
On the left another patient with ground glass pattern in a mosaic distribution.
Again the ground glass
with ground glass pattern ... hyperperfused lung ... #Clinical #Radiology ... #CTChest #GGO # ... Thromboembolism #RadiologyAssistant
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
the cases the lung ... the ground-glass pattern ... #Clinical #Radiology ... #CTChest #GroundGlass ... #GGO #RadiologyAssistant
Lung abnormalities mostly present as areas of increased density, which can be divided into the following
the following patterns ... published soon: Chest ... Diagnosis #Pathophys #Radiology ... #CXR #Lung #Patterns ... #RadiologyAssistant