7 results
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Rheumatology • ... Lupus (SLE): ANA ... LAC) • Sjogren Syndrome ... Ill • ANCA Vasculitis ... diagnosis #associations
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... La) - Sjogren's syndrome ... c-ANCA - Vasculitis ... diseases #diagnosis ... #table #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANAAutoimmune ... : The ANA patterns ... SLE), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... #rheumatology #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
ACLE) • Erythematous ... rheumatologic diseases ... lymphoma • Evans' syndrome ... Shrinking lung syndrome ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Mucocutaneous lymph node syndrome ... : • Behçet Syndrome ... • Cogan Syndrome ... ) pattern: antibodies ... #rheumatology #
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... searched for when ANA ... SLE-SSc-AlM overlap syndromes ... #diagnosis #rheumatology ... #table #ANA
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
• Anti-NXP2 (ANA ... Antisynthetase syndrome ... or head drop • ANA ... paraneoplastic syndrome ... Myositis #Myopathy #rheumatology