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Here are the most common examples of these four patterns on a chest x-ray (click image
Lobar consolidation ... mass - Solitary Pulmonary ... Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... pneumonia caused ... OP) and chronic eosinophilic ... #Diagnosis #Radiology ... #Pulmonary #CXR
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
Lobar consolidation ... The most common diagnosis ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Lobar #Consolidation
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
the differential diagnosis ... Neoplasm with lobar ... OP) or chronic eosinophilic ... #Diagnosis #Radiology ... #Pulmonary #CXR
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... interstitial lung disease ... #Clinical #Diagnosis ... #Radiology #CXR ... #Lobar #Consolidation
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... polyangiitis, Eosinophilic ... syndrome) • Eosinophilic ... #ILD #diagnosis ... #causes
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
x-ray there is an ill-defined ... of chronic consolidation ... pneumonia caused ... #Clinical #Radiology ... #CXR #AirBronchogram
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... from the various causes ... chronic heart disease ... #Diagnosis #Radiology ... #Pulmonary #CXR
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
with multifocal consolidations ... masses. ... of chronic consolidation ... #Clinical #Radiology ... #CXR #Peripheral
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
with airspace disease ... you think of the causes ... the alveoli and cause ... #Diagnosis #Radiology ... #Pulmonary #CTChest