10 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
, autoimmune hepatitis ... microsomal) - Autoimmune ... diseases #diagnosis #table ... #rheumatology # ... antibodies
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Antibody refers to antibodies ... ), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... ANA #patterns #rheumatology
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 ... • Scleroderma (Systemic ... #associations #table
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... weakness, less systemic ... anti-synthetase syndrome ... Can also see mechanics ... Myositis #diagnosis #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 ... overlap syndromes ... erythematosus #diagnosis #rheumatology ... #table #ANA
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... disease • Non-autoimmune ... rheumatologic diseases ... deficiencies • Autoimmune ... 1, SCL-70, RNP antibodies
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
be any age) Autoimmune ... overlaps with RA, SLE ... hypofunction • Antibodies ... Central nervous system ... #Rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
• Cogan Syndrome ... purpura: strong sign ... C-ANCA) pattern: antibodies ... vasculitis, and SLE ... differential #diagnosis #rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
RP-ILD), dermato-rheumatologic ... papules and Gottron sign ... ) • Shawl sign ... • Conduction system ... Myositis #Myopathy #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
of the immune system ... Malignancies ▪ Autoimmune ... Presentation • Common Signs ... inhibitors, anti-IFN-γ antibodies ... #HemeOnc