[Pediatric ANCA-associated vasculitis, a case series].

Introduction: ANCA-associated vasculitis (AAV) is an infrequent disease in childhood. International literature about pediatric vasculitis is scarce, and it mainly refers to other systemic vasculitides with a higher incidence in childhood, such as IgA vasculitis and Kawasaki disease.

Objective: To describe the clini cal and laboratory characteristics of a series of pediatric cases with AAV.