473 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
areas of ground glass ... areas of ground glass ... Clinical #Radiology #HRCT ... Comparison #Table #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
(NSIP): ground glass ... Clinical #Radiology #HRCT ... Comparison #Table #RadiologyAssistant
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 ... resolution of the HRCT ... So ground-glass ... #Differential #RadiologyAssistant
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
The HRCT at presentation ... areas of ground glass ... A control HRCT ten ... HypersensitivityPneumonitis #Resolution #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
incidental finding in HRCT ... lines), ground-glass ... proteinosis: ground glass ... Clinical #Radiology #HRCT ... Comparison #Table #RadiologyAssistant
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
Ground-glass opacity ... opacity on HRCT ... and the ground-glass ... usually associated HRCT ... GroundGlass #GGO #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
patient with ground glass ... nodules of ground glass ... are confluent, HRCT ... diffuse ground glass ... HypersenstitivityPneumonitis #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis on HRCT ... disease comes from HRCT ... On HRCT there are ... The ground-glass ... #Differential #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... attenuation (ground-glass ... Radiology #Pulmonary #HRCT ... Algorithm #ILD #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
areas of ground-glass ... The HRCT shows a ... Chronic #Fibrosis #RadiologyAssistant