19 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... connective tissue disease ... (TTG) - Celiac disease ... #Associations #diseases ... #antibodies
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in ... Lupus (SLE): ANA ... others (RNP, aPL antibodies ... • Scleroderma (Systemic ... Polymerase Ill • ANCA Vasculitis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Disease 3 Types ... Disease (CAD): ... reticularis • Raynaud disease ... • Autoimmune disease ... #disease #hemolytic
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
in drug-induced SLE ... cases • Sjögren syndrome ... connective tissue disease ... 90% • Anti-GBM disease ... #diseases
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
ANA ≠ Autoimmune Disease ... context of other symptoms ... • Rheumatic Diseases ... : Lupus (SLE), Systemic ... ANA #patterns #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Auto-Antibodies ... auto-immune, Infectious diseases ... sclerosis, Still's disease ... #signs #symptoms ... #differential #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Decade Skin Disease ... diseases (i.e. ... (e.g. thyroid disease ... ) • Kikuchi disease
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pain • Kawasaki Disease ... (Granulomatous disease ... rheumatic diseases ... atherosclerotic disease ... most important diseases
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... Demyelinating syndromes ... pain (20%) Renal disease ... #signs #symptoms ... #diagnosis #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... Association with disease ... overlap syndromes ... with auto-immune diseases ... #Antinuclear #autoantibodies