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Here are the most common examples of these four patterns on a chest x-ray (click image
Interstitial - ... Reticular interstitial ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR ... #Patterns #RadiologyAssistant
Stage II - Interstitial edema
Stage II of CHF is characterized by fluid leakage into the interlobular
Stage II - Interstitial ... edema Stage II of CHF ... #Clinical #Radiology ... #CXR #CHF #KerleyB ... #Edema #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
peripheral areas of consolidation ... Broncho-alveolar ... glass opacity and consolidation ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
chronic illness, clinical ... filling of the alveoli ... this is nodular interstitial ... #Radiology #CXR ... #Causes #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
that fills the alveoli ... opacities. 2- Interstitial ... #Diagnosis #Radiology ... #CXR #Consolidation ... #Patterns #RadiologyAssistant
Multifocal
Multifocal consolidations are also described as multifocal ill-defined opacities or densities.
In most cases these are the
ill-defined densities is interstitial ... disease, like in the alveolar ... and fill up the alveoli ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... Sarcoidosis end-stage: consolidation ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
presentation of alveolar ... a precursor of consolidation ... #Clinical #Radiology ... #CTChest #CHF # ... IntersitialEdema #Septal #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
to filling of alveoli ... bronchovascular interstitium ... Alveolar proteinosis ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
transudate like in CHF ... #Clinical #Radiology ... #CTChest #CHF # ... Alveolar #Pulmonary ... Gravity #Dependent #RadiologyAssistant