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Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... Consolidation - Lobar ... consolidation - Diffuse ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... more than one pattern ... #Diagnosis #Radiology ... #Differential #Table
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... #Diagnosis #Radiology ... #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Clinical #Diagnosis #Radiology ... CTChest #Nodular #Pattern ... #NodularPattern ... Differential #Comparison #Table
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... substances resulting in lobar ... , diffuse or multifocal ... #Diagnosis #Radiology ... Consolidation #Patterns
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... realise, that these patterns ... #Diagnosis #Radiology ... IdiopathicInterstitialPneumonia #ILD
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
is an important finding ... produces only mild ... summarizes the findings ... #Diagnosis #Radiology ... #Patterns #Comparison
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
characterized by diffuse ... The histologic pattern ... aswell as the HRCT findings ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... there additional findings ... bronchiectasis) #Diagnosis #Radiology ... Interpretation #Algorithm ... #ILD #RadiologyAssistant