Dermatomyositis

Autoimmune condition that causes skin changes and muscle weakness

Aetiology

  • Systemic autoimmune
  • Paraneoplastic phenomenon
  • Drugs e.g. hydroyurea

Clinical presentation

Ocular features

  • Heliotrope rash on eyelids
  • Systemic autoimmune disease - look for dry eyes, scleritis etc.
notion image

Other features

  • Proximal muscle weakness
  • Gottron's papules on small joints of hands