10 results
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... COP. ... Clinical #Radiology #HRCT ... #CTChest #HighAttenuation ... #Pattern #Comparison
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 ... #CTChest #NodularPattern ... #Nodular #Pattern
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia (COP ... consolidation and GG pattern ... , cavities • HRCT ... Anti-dsDNA, ANCA COP ... Pulmonary lymphoma, Diffuse
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
have specific patterns ... morphologic findings on HRCT ... realise, that these patterns ... of NSIP, UIP, OP ... Radiology #Pulmonary #CTChest
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... and some mosaic pattern ... Clinical #Radiology #CTChest
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... are confluent, HRCT ... shows diffuse ground ... Clinical #Radiology #CTChest
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... the dominant HR-pattern ... Radiology #Pulmonary #HRCT ... #CTChest #Interpretation ... #Algorithm #ILD
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 ... are diffuse or ... Clinical #Radiology #CTChest
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
EGPA • ESR and CRP ... capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... typically seen on chest ... • IF staining patterns
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
RB-ILD with subtle HRCT-findings ... The dominant pattern ... interpretion of the HRCT ... PCP would be on top ... Clinical #Radiology #CTChest