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Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
causes the collapse ... veil like opacity all ... LUL and the aorta ... Luftsichel #Sign #LUL ... #radiology #Chest
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
they can present as ... consolidation. ... This is known as ... #Diagnosis #Radiology ... #Differential #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 ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Consolidation is ... the causes of consolidation ... Even fibrosis as ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Left upper lobe atelectasis
What are the findings?
 - Minimal volume loss with elevation of the left
, which is the collapsed ... lobe #Clinical #Radiology ... #CXR #Lateral #LUL ... #Lobar #Collapse ... #APWindow #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
that present with consolidation ... respond to the treatment ... typically present as ... #Diagnosis #Radiology ... Differential #Table #RadiologyAssistant
On the PET-CT there is both a tumor in the left lung, aswell as in the
left lung, aswell as ... #Clinical #Radiology ... #CXR #PETCT #LUL ... #Lobar #Collapse ... #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
four patterns. 1- Consolidation ... Atelectasis - collapse ... #Diagnosis #Radiology ... #CXR #Consolidation ... #Patterns #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
with multifocal consolidations ... but one might also ... pneumonia (OP) also ... #Clinical #Radiology ... OrganizingPneumonia #BOOP #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
causes of chronic consolidation ... #Clinical #Radiology ... AirBronchogram #RUL ... Lobar #Pneumonia #RadiologyAssistant