31 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... low attenuation (table ... The cystic pattern ... pattern on a CXR ... seen and in many cases
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
and Cytoplasmic Patterns ... Nuclear Patterns ... • Homogeneous pattern ... : • Reticular/ ... SLE, SjS, CTD-ILD
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... Interstitial - Reticular ... Nodule - Multiple Masses ... Consolidation #Patterns
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... Radiology #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
demonstrates a reticular ... interstitial pattern ... preference at the lung bases ... Radiology #CXR #UIP #CTChest ... #Pattern #Honeycombing
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
is a histologic pattern ... pattern particularly ... pattern at the ... This pattern was ... #Interstitial #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... bronchiolitis: ill ... Radiology #Pulmonary #CTChest ... #Nodular #Pattern ... Differential #Comparison #Table
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
pattern or a cystic ... pattern. ... pattern. ... In many of such cases ... Radiology #CXR #CTChest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... have specific patterns ... realise, that these patterns ... Radiology #Pulmonary #CTChest
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
film is a reticular ... patern and that's ... recognized that this pattern ... was caused by multiple ... Radiology #CXR #CTChest