Mithu Maheswaranathan, MD @MithuRheum
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Rheumatologist at Duke University Creator of Rheum OnePagers ➡ RheumOnePagers.com Twitter: @MithuRheum ➡ https://twitter.com/MithuRheum
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Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Systemic Sclerosis (Scleroderma ... 3 Subtypes of Scleroderma ... (SSc): • Limited ... renal crisis (SRC ... #SSc #rheumatology
Scleroderma Renal Crisis (SRC)

Clinical Presentation of Scleroderma Renal Crisis:
1) Acute kidney injury
2) Abrupt onset of hypertension
3)
Scleroderma Renal ... Crisis (SRC) ... Presentation of Scleroderma ... MithuRheum #SRC ... #Scleroderma #Renal
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
Systemic sclerosis or scleroderma ... (SSc) • Nucleolar ... systemic sclerosis/scleroderma ... systemic sclerosis/scleroderma ... Systemic sclerosis/scleroderma
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Anti-JO-1, Others: SRP ... TIF1y, MDA5 • Scleroderma ... Systemic Sclerosis, SSc
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
(SSc) • Nucleolar ... systemic sclerosis/scleroderma ... systemic sclerosis/scleroderma ... Systemic sclerosis/scleroderma ... Systemic Sclerosis (scleroderma
Scleroderma Mimics
 • Scleredema
 • Scleromyxedema (papular mucinosis)
 • Eosinophilic Fasciitis
 • Nephrogenic Systemic Fibrosis
 •
Scleroderma Mimics ... • Scleredema ... @MithuRheum #Scleroderma
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
(IMNM): HMGCR, SRP