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Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Interstitial - ... Reticular interstitial ... - Fine Nodular interstitial ... #Patterns #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... Sarcoidosis end-stage: consolidation ... as a result of ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
the cause of the consolidation ... of x-rays with consolidation ... between these chest ... this is nodular interstitial ... #Causes #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
lobes presenting as ... areas of consolidation ... glass opacity and consolidation ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Consolidation is ... Even fibrosis as ... Radiology #Pulmonary #CTChest ... #Consolidation ... #Differential #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
Bilateral peripheral consolidations ... demarcated. - Consolidations ... diseases such as ... Clinical #Radiology #CTChest ... Pneumonia #ILD #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... resolution of the HRCT as ... the alveoli) or interstitial ... Radiology #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
imaging findings in interstitial ... On a Chest X-Ray ... detected on a chest ... frequently presents as ... #Differential #RadiologyAssistant
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
bilateral peripheral consolidations ... as a result of ... Clinical #Radiology #CTChest ... RheumatoidArthritis #ILD #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
usually present as ... lesions than the chest ... which are probably consolidations ... Radiology #CXR #CTChest ... SepticEmboli #Cavity #RadiologyAssistant