15 results
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
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... in the nodular pattern ... peribronchovascular interstitium ... #NodularPattern ... #Nodular #Pattern
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... defined centrilobular ... Clinical #Radiology #HRCT ... CTChest #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... defined centrilobular ... bronchiolitis: ill ... CTChest #Nodular #Pattern ... #NodularPattern
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... consolidation - Multifocal ill-defined ... - Reticular interstitial ... Consolidation #Patterns
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... resolution of the HRCT ... the alveoli) or interstitial ... in ground glass pattern ... , NSIP, DIP. - Centrilobular
It is usually easy to recognize the pattern of UIP on HRCT. #Clinical #Radiology #CTChest #UIP
recognize the pattern ... of UIP on HRCT. ... UsualInterstitialPneumonitis #Usual #Interstitial ... #Pneumonitis #ILD
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... have specific patterns ... morphologic findings on HRCT ... realise, that these patterns ... IdiopathicInterstitialPneumonia #ILD
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 ... secondary lobule (centrilobular ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
BOOP • Type of interstitial ... consolidation and GG pattern ... , cavities • HRCT ... Pulmonary lymphoma, Diffuse ... BOOP #pulmonary #ILD