10 results
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... - Multifocal ill-defined ... - Fine Nodular ... Diagnosis #Clinical #Radiology ... #Patterns #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... #Clinical #Radiology ... #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
disease comes from HRCT ... On HRCT there are ... reticular, nodular ... low attenuation (table ... #Diagnosis #Radiology
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... Sarcoidosis end-stage: consolidation ... #Clinical #Radiology ... #HRCT #CTChest ... #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 ... opacities. 2- Interstitial ... #Diagnosis #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... morphologic findings on HRCT ... #Diagnosis #Radiology ... IdiopathicInterstitialPneumonia #ILD
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
and GG pattern, ... irregular lines, nodular ... , cavities • HRCT ... : patchy consolidation ... BOOP #pulmonary #ILD
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 ... bronchiectasis) #Diagnosis #Radiology ... Interpretation #Algorithm #ILD
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... The histologic pattern ... aswell as the HRCT ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... differential diagnosis (Table ... Nodular or irregular ... #Diagnosis #Radiology ... #Pulmonary #HRCT