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Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... - Multifocal ill-defined ... interstitial opacities ... Diagnosis #Clinical #Radiology ... #Patterns #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... with peripheral areas ... carcinoma with both areas ... Comparison #Table #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
. 1- Consolidation ... or multifocal ill-defined ... opacities. 2- Interstitial ... #Diagnosis #Radiology ... #Patterns #RadiologyAssistant
Lung abnormalities mostly present as areas of increased density, which can be divided into the following
mostly present as areas ... : Consolidation ... solitary or multiple Interstitial ... Less frequently areas ... #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
restricted to areas ... of consolidation ... #Clinical #Radiology ... Organizing #Pneumonia #ILD ... #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
and basal lung areas ... #Clinical #Radiology ... UsualInterstitialPneumonitis #Usual #Interstitial ... #Pneumonitis #ILD ... #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
and basal lung areas ... #Clinical #Radiology ... UsualInterstitialPneumonitis #Usual #Interstitial ... LowerLungPredominance #ILD ... #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... The histologic pattern ... There are areas ... and extensive areas ... #RadiologyAssistant
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 ... smoking #Clinical #Radiology ... DesquamativeInterstitialPneumonia #ILD ... #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... (ground-glass, consolidation ... bronchiectasis) #Diagnosis #Radiology ... Interpretation #Algorithm ... #ILD #RadiologyAssistant