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Here are the most common examples of these four patterns on a chest x-ray (click image
Here are the most ... of these four patterns ... Nodule - Multiple Masses ... Clinical #Radiology #CXR ... #Patterns #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
anteriorly in the left lung ... This was a consolidation ... caused by Sterptococcus ... Clinical #Radiology #CXR ... SilhouetteSign #RadiologyAssistant
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
An acute reticular ... pattern is most ... frequently caused ... Clinical #Radiology #CXR ... #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
differentiate between acute ... - Lung neoplasms ... Radiology #Pulmonary #CXR ... #Acute #Chronic ... #Differential #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
weight loss or long ... of chronic consolidation ... This was an acute ... Clinical #Radiology #CXR ... #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... caused by streptococcus ... Radiology #Pulmonary #CXR ... Differential #Table #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... nodular interstitial lung ... Diagnosis #Radiology #CXR ... #Causes #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... opacities, Unilateral consolidation ... and GG pattern, ... • HRCT: patchy consolidation
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... with multifocal consolidations ... multiple ill-defined masses ... Clinical #Radiology #CXR ... OrganizingPneumonia #BOOP #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... is interstitial lung ... on a CXR. ... seen and in many cases ... #Differential #RadiologyAssistant