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Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... Peripheral distribution ... pneumonia (COP), chronic ... Diagnosis #Radiology #Pulmonary ... #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
sparing of the periphery ... most typical of pulmonary ... Reverse Batwing Peripheral ... frequently seen in chronic ... #Differential #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic ... pneumonia with peripheral ... Chronic eosinophilic ... pneumonia with peripheral ... Comparison #Table #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
consolidation and chronic ... In chronic disease ... with multiple peripheral ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
like acute or chronic ... and other non-pulmonary ... Pulmonary hemorrhage ... Infarction - peripheral ... Consolidation #Causes #RadiologyAssistant
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
left a case of chronic ... eosinophilia in the peripheral ... Chronic eosinophilic ... eosinophils in the peripheral ... EosinophilicPneumonia #RadiologyAssistant
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
Effusions - Rare Peripheral ... mechanical ventilation Chronic ... Consolidations AKA "inverse pulmonary ... edema" - Common Peripheral ... Pneumonia #diagnosis #pulmonary
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
consolidation is pulmonary ... redistribution of pulmonary ... heart due to a chronic ... a superimposed pulmonay ... #Differential #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Chronic diseases ... Cells - tumor, chronic ... perihilar (batwing) or peripheral ... Diagnosis #Radiology #Pulmonary ... Differential #Table #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
There is a peripheral ... month history of chronic ... differential diagnosis of chronic ... Radiology #CXR #Peripheral ... OrganizingPneumonia #BOOP #RadiologyAssistant