9 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Disease Associations ANA ... Anti-mitochondrial (AMA ... Associations #diseases #diagnosis ... #table #rheumatology ... #antibodies
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
) - Diagnosis and ... Management Summary ... Workup: - ANA ... #Management #Summary ... #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Erythematosus - Summary ... Antinuclear (ANA ... #Summary #diagnosis ... #rheumatology # ... management
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
• Lupus (SLE): ... ANA (anti-nuclear ... 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 ... searched for when ANA ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
and Management ... Summary Epidemiology ... de novo between aorta ... or within the aorta ... #Management #Summary
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Workup: - ANA ... Usual therapeutic management ... #comparison #table ... #rheumatology # ... diagnosis #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
< 30 years - Aorta ... branches • GCA: - Aorta ... C-ANCA) pattern: antibodies ... vasculitis, and SLE ... #rheumatology #
Relapsing Polychondritis

What is it?
Recurrent inflammation of the cartilage in the body (Autoimmune disorder)

Who?
• Most frequently: 40
Large vessels (aorta ... cases such as: • SLE ... Anti-Matrilin-1 Ab ○ Antibodies ... Polychondritis #rheumatology ... #diagnosis #management