7 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... and Cytoplasmic Patterns ... Nuclear Patterns ... SLE, SjS, CTD-ILD ... #differential #diagnosis
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... #Clinical #Diagnosis ... 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 ... SLE, SjS, CTD-ILD ... #Cytoplasmic #Patterns ... #differential #diagnosis
In the images on your left you can appreciate again the spectrum of findings seen in
a very subtle GGO ... fine reticular pattern ... excluding UIP as diagnosis ... NonspecificInterstitialPneumonia #ILD ... #RadiologyAssistant
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 ... bronchiectasis) #Diagnosis ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
film of a 19 year old ... is a reticular patern ... recognized that this pattern ... challenging differential diagnosis ... Histiocytosis #Cystic #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
limited differential diagnosis ... produces only mild ... #Diagnosis #Radiology ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant