9 results
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in ... others (RNP, aPL antibodies ... , Others: SRP, Mi ... diagnosis #associations ... #table
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
- Diagnosis Manifestations ... SLE-Related Auto-Antibodies ... Differential Diagnosis ... #autoantibodies ... #differential #rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and ... Goodpasture's syndrome #Autoantibodies ... Associations #diseases #diagnosis ... #table #rheumatology ... #antibodies
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
Myositis Specific Antibodies ... , TIF1y, NXP2, Mi ... MSAs #clinical #diagnosis ... #rheumatology # ... table
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Anti-MDA5, anti-Mi ... Associated Features: Diagnosis ... #differential #diagnosis ... #comparison #rheumatology ... #table
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... #Antinuclear #autoantibodies ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Drug Induced Lupus ... months) and of autoantibodies ... sle #comparison #table ... #rheumatology # ... diagnosis #management
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
• Anti-Ro/SSA autoantibodies ... Differential Diagnosis ... Non-autoimmune rheumatologic ... Erythematosus #Diagnosis ... #Rheumatology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... presentation of systemic lupus ... pain, such as MI ... Presentation #comparison #Table ... #Diagnosis