43 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... , high and low attenuation ... (table). ... The cystic pattern ... seen and in many cases
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
and Cytoplasmic Patterns ... Nuclear Patterns ... • Homogeneous pattern ... ) • Speckled pattern ... SLE, SjS, CTD-ILD
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation ... pattern 1. ... emphysema: low attenuation ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation ... pattern (2) 1. ... emphysema: low attenuation ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation ... pattern (2) 1. ... HighAttenuation #Pattern ... #Comparison #Table
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation ... pattern 1. ... HighAttenuation #Pattern ... #Comparison #Table
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Lab patterns seen ... Metabolism A table ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis ... Peds #Pediatrics #Table ... IEM #Laboratory #Patterns
Personality Disorders - Differential Diagnosis Algorithm
• Enduring pattern of experience and behaviour that deviates from cultural
• Enduring pattern ... control • The pattern ... situations • The pattern ... functioning • The pattern ... adolescence • The 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 ... CTChest #Nodular #Pattern ... #Comparison #Table
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Multifocal ill-defined ... Nodule - Multiple Masses ... Consolidation #Patterns