[Granulomatous angiitis]

Abstract

Granulomatous angiitis are characterized by histologic feature of intravascular and extravascular formation of granulomas in association with necrotizing vasculitis of medium and small arteries. They are rare in childhood. The Churg-Strauss syndrome is associated with marked eosinophilia and asthma. Wegener's granulomatosis is characterized by the clinical triad of upper and lower respiratory tract diseases and renal involvement.