7 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... mainly seen in cryptogenic ... organizing pneumonia (COP ... #Diagnosis #Radiology ... #Pulmonary #HRCT
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Cryptogenic organizing ... COP. ... #Clinical #Radiology ... #HRCT #CTChest
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... consolidation and GG pattern ... , cavities • HRCT ... Anti-dsDNA, ANCA COP ... Pulmonary lymphoma, Diffuse
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... nodules along the central ... the nodules are diffuse ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... idiopathic it is called cryptogenic ... (COP). ... #Diagnosis #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
have specific patterns ... morphologic findings on HRCT ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... #Diagnosis #Radiology
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 ... lower zone or a central ... bronchiectasis) #Diagnosis #Radiology ... Interpretation #Algorithm