8 results
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Rheumatology • ... Lupus (SLE): ANA ... Antiphospholipid Antibody Syndrome ... LAC) • Sjogren Syndrome ... #Rheumatology #
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and ... Anticentromere - CREST syndrome ... La) - Sjogren's syndrome ... Goodpasture's syndrome ... #rheumatology #
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
: - ANA 95-100% ... Anti-cardiolipin (aPL ... - Anti-B2GP1 (aPL ... Lupus Mimickers ... #rheumatology
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 ... SLE-SSc-AlM overlap syndromes ... erythematosus #diagnosis #rheumatology ... #table #ANA
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Workup: - ANA ... of autoantibodies ... Workup: - ANA ... #sle #comparison ... #table #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
findings (ANA, ... lymphoma • Evans' syndrome ... lymphoproliferative syndrome ... Shrinking lung syndrome ... • (-) ANA + (+
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
• Anti-NXP2 (ANA ... Antisynthetase syndrome ... or head drop • ANA ... paraneoplastic syndrome ... Myositis #Myopathy #rheumatology
Relapsing Polychondritis

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

Who?
• Most frequently: 40
• MAGIC syndrome ... • Vexus syndrome ... Nodosa, GCA, Sweet syndrome ... Nonspecific ↑ ESR, CRP, ANA ... Polychondritis #rheumatology