19 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
ANA - Non-specific ... Anti-mitochondrial (AMA ... #diseases #diagnosis ... #table #rheumatology ... #antibodies
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
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
) - Diagnosis and ... • Immunologic Workup ... : - ANA > ... Erythematosus #Diagnosis ... #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
: - ANA > ... : - ANA > ... #comparison #table ... #rheumatology # ... diagnosis #management
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Auto-Antibodies ... : - ANA 95-100% ... Lupusreference #SLE ... autoantibodies #signs ... #differential #rheumatology
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
and Management ... duodenum Clinical Signs ... patient with known AAA ... compression of AAA ... known AAA (unrepaired
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Workup History ... function test, ANA ... (e.g., SLE), anti-phospholipid ... antibodies, Quantitative ... #hematology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
aorta • Head ... autoantibodies (antinuclear antibodies ... #management #phenotypes ... #workup #treatment ... #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Antinuclear antibody (ANA ... antibodies, which ... , a negative ANA ... multiple myeloma) • ANA