11 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
four patterns: ... and what kind of pattern ... the most common pattern ... The ground-glass pattern ... The cystic pattern
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... Chronic eosinophilic pneumonia ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Cryptogenic organizing pneumonia ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern ... #Comparison #Table
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... more than one pattern ... caused by streptococcus ... #Differential #Table
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 ... Radiology #Pulmonary #HRCT ... NodularPattern #Nodular #Pattern
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 ... morphologic findings on HRCT ... realise, that these patterns
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of organizing pneumonia ... Unknown • 6-7 cases ... consolidation and GG pattern ... , cavities • HRCT ... Pulmonary lymphoma, Diffuse
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... DIFFUSE Scarring ... planopilaris Pattern ... Differential #Diagnosis #Algorithm ... #causes
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial pneumonia ... characterized by diffuse ... The histologic pattern ... aswell as the HRCT ... are diffuse or
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... lymphadenopathy more diffuse ... involvement, irregular pattern ... Lymphoproliferative #Disorders #Classification ... #differential #algorithm