8 results
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in ... Rheumatology • ... others (RNP, aPL antibodies ... diagnosis #associations ... #table
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... #autoantibodies ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
- Diagnosis Manifestations ... anemia 4% - Myositis ... SLE-Related Auto-Antibodies ... #autoantibodies ... #differential #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Sjögren Syndrome, Myositis ... Kumfer @AnnKumfer #Antinuclear ... #patterns #rheumatology ... #diagnosis #differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
• Anti-Ro/SSA autoantibodies ... Differential Diagnosis ... and CNS • Headache ... • Transverse Myelitis ... #Rheumatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
ab • RF • Antinuclear ... antibodies ≥ 1: ... neuropathy, transverse myelitis ... • 8%-27% for CNS ... Sjogrens #Syndrome #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... joint • Systemic lupus ... erythematosus (SLE) - Antinuclear ... double-stranded DNA antibodies ... #testing #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential Diagnosis ... RP-ILD), dermato-rheumatologic ... nucleotidase 1A (Anti cN ... Mechanic's hands Autoantibodies ... #Myopathy #rheumatology