13 results
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
Antibodies (MSAs ... #Specific #Antibodies ... MSAs #clinical #diagnosis ... #rheumatology # ... table
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Sensitive Antibodies ... Donath-Landsteiner Antibodies ... Syndrome (CAS): ... Donath-Landsteiner (IgG) antibodies ... hemolytic #anemia #hematology
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 ... • Scleroderma (Systemic ... #diagnosis #associations ... #table
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Antibody refers to antibodies ... Sjögren Syndrome, Myositis ... ANA #patterns #rheumatology ... #diagnosis #differential
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... anemia 4% - Myositis ... SLE-Related Auto-Antibodies ... Lupusreference #SLE #Systemic ... #differential #rheumatology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
Parotid swelling CNS ... (CNS): demyelinating ... neuropathy, transverse myelitis ... • 8%-27% for CNS ... Sjogrens #Syndrome #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... Non-autoimmune rheumatologic ... and CNS • Headache ... • Transverse Myelitis ... #Rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... and Systemic lupus ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... affected joint • Systemic ... double-stranded DNA antibodies ... (to support a diagnosis ... #testing #Rheumatology
Polymyalgia Rheumatica (PMR) Diagnosis and Management Summary

WHAT?
 • Polymyalgia rheumatica (PMR) is a common systemic inflammatory
Rheumatica (PMR) Diagnosis ... PMR) is a common systemic ... arthropathies, myositis ... anti-citrullinated peptide antibodies ... #Management #Rheumatology