10 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... connective tissue disease ... (TTG) - Celiac disease ... #Associations #diseases ... antibodies
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... female, asian • Systemic ... (antinuclear antibodies ... #Related #Disease ... #phenotypes #workup
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Decade Skin Disease ... rheumatologic diseases ... (e.g. thyroid disease ... ) • Kikuchi disease ... • Castleman's disease
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung disease ... Gastrointestinal inflammatory disease ... Granulomatous disease ... • Liver diseases ... interstitial lung disease
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
multisystemic disease ... associated with other diseases ... demyelinating disease ... peripheral Thyroid Disease ... Tracheobronchial disease
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... Association with disease ... SLE-SSc-AlM overlap syndromes ... with auto-immune diseases ... #table #ANA
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... macular Vasculitis) Autoantibodies ... Evans • ITP • Cl-NH ... anemia due to cold IgG ... Sneddon-Wilkinson disease
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
- ANA > 95% (IgG ... months to years) Systemic ... Evolution: Chronic disease ... sle #comparison #table ... #rheumatology #
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Interstitial lung disease ... Interstitial lung disease ... Interstitial lung disease ... skeletal muscle disease ... myocarditis Other Diseases
TAFRO

TAFRO syndrome was first described in 2010, standing for:
- Thrombocytopenia
- Anasarca
- Fever
- Reticulin fibrosis
- Organomegaly

TAFRO syndrome
multicentric Castleman disease ... infection, rickettsial disease ... , Lyme disease, ... - IGG4 - Hepatic ... #rheumatology #