12 results
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... Consolidation - ... - Multifocal ill-defined ... Interstitial - Reticular ... #Patterns #RadiologyAssistant
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... and Cytoplasmic Patterns ... Nuclear Patterns ... : • Reticular/ ... SLE, SjS, CTD-ILD
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... peripheral areas of consolidation ... glass opacity and consolidation ... HighAttenuation #Pattern ... #Comparison #Table
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 ... The old name is ... #Differential #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Sarcoidosis end-stage: consolidation ... HighAttenuation #Pattern ... #Comparison #Table
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... . 1- Consolidation ... or multifocal ill-defined ... fine or coarse reticular ... #Patterns #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... CTChest #Nodular #Pattern ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... bronchiolitis: ill ... CTChest #Nodular #Pattern ... #Differential #Comparison ... #Table #RadiologyAssistant
Antinuclear Antibody Testing Cytoplasmic Patterns
Reticular/AMA: 
 • PBC, SSc, PBC/SSc OS, PBC/SjS OS
 • AMA
Speckled:
 •
Antinuclear Antibody ... Testing Cytoplasmic Patterns ... Reticular/AMA: ... SLE, SjS, CTD-ILD ... #Cytoplasmic #Patterns
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 ... : reticular nodular ... (ground-glass, consolidation ... Interpretation #Algorithm ... #ILD #RadiologyAssistant