IgA vasculitis

• IgA deposit in the vessels
• Typically affect children after a respiratory tract infection
• Clinical features (typical tetrad)
  • Palpable purpura (in 100%)
  • Arthritis
  • Abdominal pain
  • Haematuria
• Treatment
  • Self-limiting in most cases – no treatment needed
  • NSAIDs
  • Steroids if severe