40 results
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
TIF1y, NXP2, Mi-2, SAE ... Anti-Synthetase Syndrome ... MSAs #clinical #diagnosis ... #rheumatology # ... table
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... Goodpasture's syndrome ... Associations #diseases #diagnosis ... #table #rheumatology ... #antibodies
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... • Lupus (SLE): ... others (RNP, aPL antibodies ... #diagnosis #associations ... #table
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
erythematosus (SLE ... ), Sjogren's Syndrome ... #Antinuclear #Antibodies ... ANA #patterns #rheumatology ... #diagnosis #differential
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential Diagnosis ... Autoimmune • ITP • SLE ... Alloimmune • anti-HLA antibodies ... Non-lmmune: • HELLP Syndrome ... Algorithm #Causes #Hematology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... overlap syndromes ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
• New onset SLE ... Viral hepatitis Diagnosis ... after exposure • Antibodies ... HIV-1 or HIV-2 antibodies ... #HIV #diagnosis
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Initial screening test ... block • Sjogren syndrome ... polymyositis overlap syndrome ... #Summary #diagnosis ... #rheumatology #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... ), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... ANA #patterns #rheumatology ... #diagnosis #differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Sensitive Antibodies ... Cold Agglutinin Syndrome ... Test: Donath-Landsteiner ... test #cold # ... hemolytic #anemia #hematology