22 results
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Rheumatology • ... Lupus (SLE): ANA ... others (RNP, aPL antibodies ... • Scleroderma (Systemic ... #Rheumatology #
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 ... ANA - Non-specific ... c-ANCA - Vasculitis ... #table #rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... Associated Rheumatic Diseases ... connective tissue disease ... #ANA #patterns ... #rheumatology #diagnosis
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
(ANA) ANA or Anti-NucIear ... : The ANA patterns ... : Lupus (SLE), Systemic ... #ANA #patterns ... #rheumatology #diagnosis
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
) • Systemic lupus ... connective tissue disease ... 90% • Anti-GBM disease ... #diagnosis #rheumatology ... #diseases
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
and Systemic lupus ... with disease activity ... searched for when ANA ... with auto-immune diseases ... erythematosus #diagnosis #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
- Kawasaki disease ... small vessels - ANCA-associated ... infectious diseases ... lupus erythematosus ... Vessels #Diagnosis #Rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... : - ANA 95-100% ... auto-immune, Infectious diseases ... sclerosis, Still's disease ... #differential #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... findings (ANA, ... Serositis Labs: • ANA ... • (-) ANA + (+ ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
(Granulomatous disease ... rheumatic diseases ... LFT • ESR • ANA ... ) pattern: antibodies ... differential #diagnosis #rheumatology