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Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Peripheral distribution ... HRCT #ChestCT #Differential ... Distribution #Central #Peripheral ... #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
sparing of the periphery ... Reverse Batwing Peripheral ... #CXR #Batwing #Differential ... #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... will limit the differential ... with multiple peripheral ... Acute #Chronic #Differential ... #RadiologyAssistant
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
narrowing the differential ... identified in the lung periphery ... TreeInBud #Diagram #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
There is a peripheral ... dealing with the differential ... Radiology #CXR #Peripheral ... OrganizingPneumonia #BOOP #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
airways in the peripheral ... Bronchiectasis #Differential ... #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... perihilar (batwing) or peripheral ... Diffuse #Multifocal #Differential ... #Table #RadiologyAssistant
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
predominate in the peripheral ... #Honeycombing #Differential ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... parenchyma from the periphery ... Fibrosis #Mimic #ILD #RadiologyAssistant
Algorithmic Approach to Peripheral Cyanosis

#Peripheral #Cyanosis #Diagnosis #Algorithm #Differential
Algorithmic Approach to Peripheral ... Cyanosis #Peripheral ... Diagnosis #Algorithm #Differential