Purpura, Petechiae and Vasculitis - Dermatology

Henoch Schonlein Purpura
Henoch Schonlein Purpura (HSP) is the most
common form of systemic vasculitis in children
Primarily a childhood disease (between ages 3-
15), but adults can also be affected
HSP follows a seasonal pattern with a peak in
incidence during the winter presumably due to
association with a preceding viral or bacterial
infection
Characterized by palpable purpura (vasculitis),
arthritis, abdominal pain and kidney disease