9 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and ... their Disease Associations ... c-ANCA - Vasculitis ... - Vasculitis, e.g ... diseases #diagnosis
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
) • Systemic lupus ... Vasculitis: • ... Renal-limited vasculitis ... #Antinuclear #Antibody ... #antibodies #diagnosis
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Lupus (SLE): ANA ... others (RNP, aPL antibodies ... • Scleroderma (Systemic ... Ill • ANCA Vasculitis ... diagnosis #associations
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Rheumatic Diseases ... • Rheumatic Diseases ... : Lupus (SLE), Systemic ... #diagnosis #differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... vasculitis, rheumatoid ... • Mesenteric vasculitis ... inflammation Cutaneous Vasculitis ... #Systemic #Lupus
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
(Granulomatous disease ... Diagnosis: Systemic ... rheumatic diseases ... , and SLE) • Urinalysis ... differential #diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Autoimmune diseases ... DDX: • ANCA (Antineutrophil ... • Vasculitis ... (SLE), rheumatoid ... #vasculitis
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... (antinuclear antibodies ... No necrosis, No vasculitis ... IgG4 #Related #Disease ... #phenotypes #workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... (SLE) - Antinuclear ... #Disease #Rheumatoid ... #workup #diagnosis ... #testing #Rheumatology