Vasculitis Allergica

Vasculitis allergica, also known as Schoenlein-Henoch purpura, is an inflammation of small and medium-sized vessels in various organ systems caused by an immune reaction. Preferably occurring during the cold season, the disease usually begins one to three weeks after a previous upper respiratory tract infection and primarily affects preschool and school-aged children or adolescents. The … Vasculitis Allergica