16 results
Cutaneous and Systemic Findings in Dermatomyositis
Cutaneous Findings:
 - Heliotrope sign and edema
 - Nail-fold changes
 -
Cutaneous and Systemic ... Findings in Dermatomyositis ... Systemic Findings ... #Dermatomyositis ... #Diagnosis #Rheumatology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
DM/PM : dermatomyositis ... LungDisease #CTILD #Diagnosis ... Differential #Comparison #Table ... #Pulmonary #Rheumatology ... #Associations
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... Polymyositis / Dermatomyositis ... Autoantibodies #Associations ... #diseases #diagnosis ... #table #rheumatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... • Scleroderma (Systemic ... Autoantibodies #Rheumatology ... #diagnosis #associations ... #table
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Systemic Sclerosis ... knees • Diffuse ... skin thickening Signs ... Scleroderma #SSc #rheumatology ... #diagnosis #signs
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
weakness, less systemic ... Dermatomyositis ... heliotrope rash, Shaw sign ... , holster sign, ... #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Systemic lupus ... searched for when ANA ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... Inverse Gottron’s sign ... frequently described Association ... #rheumatology # ... dermatology #diagnosis
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies Dermatomyositis ... heliotrope, shawl sign ... Pattern: Proximal and ... #comparison #rheumatology ... #table
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
of hands/feet, knees ... , shoulders Signs ... narrowing) • Ultrasound ... history, exam and ... #management #rheumatology