Granulomatosis with Polyangiitis

**Semantic type:** Disease or Syndrome

**Definition:** A rare, autoimmune, systemic medium and small size vasculitis. It is characterized by the formation of necrotizing granulomas in the respiratory tract, necrotizing angiitis, and glomerulonephritis.

**Synonyms:** - GPA - GPA - Wegener Granulomatosis - Wegener Granulomatosis - Wegener's Granulomatosis - Wegener's Granulomatosis