Henoch Schonlein purpura

Vasculitis of childhood
Etiology IgA vasculitis
Epidemiology
Clinical presentation Classic tetrad:
1. Purpura (lower limbs > upp limbs)
2. abdo pain
3. AKI
4. Arthralgia
Complications: Intussusception, may progress to nephrotic syndrome
Pathogenesis
Diagnostic investigations Urine dip - proteinuria
Management Usually self-limiting
BP monitoring