6 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... phenomenon, SjS, cancer ... #Antibody #Testing ... #differential #diagnosis ... #rheumatology
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Antinuclear Antibody ... phenomenon, SjS, cancer ... #Antibody #Testing ... #differential #diagnosis ... #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... or Anti-NucIear Antibody ... , Interstitial Pulmonary ... #rheumatology # ... diagnosis #differential
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Associated Features: Cancer-associated ... heliotrope, shawl sign ... Associated Features: Diagnosis ... #differential #diagnosis ... #comparison #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... purpura: strong sign ... - (C-ANCA) pattern ... - (P-ANCA) pattern ... #rheumatology #
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
• Anti-TIF1 (cancer-associated ... ) • Shawl sign ... slow onset and pattern ... statins - probably caused ... Myositis #Myopathy #rheumatology