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The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
This was a consolidation ... caused by Sterptococcus ... pneumoniae. ... #Clinical #Radiology ... SilhouetteSign #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
include the list of causes ... of chronic consolidation ... caused by Streptcoccus ... #Clinical #Radiology ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
bronchiectasis, no honeycombing ... Cryptogenic organizing pneumonia ... Sarcoidosis end-stage: consolidation ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
you think of the causes ... fibrosis as in UIP ... the alveoli and cause ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
that present with consolidation ... way to think of consolidation ... caused by streptococcus ... #Diagnosis #Radiology ... Differential #Table #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... Organizing pneumonia ... Clinical #Diagnosis #Radiology ... #Causes #RadiologyAssistant
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
On the left two cases ... with chronic consolidation ... fibrosis like honeycombing ... this #Clinical #Radiology ... OrganizingPneumonia #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
with multifocal consolidations ... multiple ill-defined masses ... diagnosis of chronic consolidation ... #Clinical #Radiology ... OrganizingPneumonia #BOOP #RadiologyAssistant
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
usual interstitial pneumonia ... (UIP). ... #Clinical #Radiology ... #UIP #UsualInterstitialPneumonia ... #RadiologyAssistant
The case on the left shows subpleural honeycomb cysts in several contiguous layers.
There is also a
The case on the ... Usual Interstitial Pneumonia ... #Clinical #Radiology ... Bronchiectasis #Honeycombing ... #RadiologyAssistant