10 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... #HRCT #CTChest ... HighAttenuation #Pattern ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... low attenuation areas ... #HRCT #CTChest ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... low attenuation areas ... #HRCT #CTChest ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
It is usually easy to recognize the pattern of UIP on HRCT. #Clinical #Radiology #CTChest #UIP
recognize the pattern ... of UIP on HRCT. ... UsualInterstitialPneumonitis #Usual ... #Pneumonitis #ILD ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table ... #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis are: Mosaic pattern ... with areas of ground-glass ... atenuation and areas ... The HRCT shows a ... mosaic pattern
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... areas of ground-glass ... and some mosaic pattern ... DesquamativeInterstitialPneumonia #ILD ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... morphologic findings on HRCT ... realise, that these patterns ... #Findings #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 ... the dominant HR-pattern ... #Pulmonary #HRCT ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
The histologic pattern ... There are areas ... and extensive areas ... AcuteInterstitialPneumonia #ILD ... #RadiologyAssistant