Granulomatosis with polyangiitis Granulomatous inflammation involving the respiratory tract and necrotizing vasculitis affecting small-to-medium sized vessels (e.g., capillaries, venules ...

Other symptoms of vasculitis may include: There are three primary classifications of vasculitis—large, medium, and small vessel vasculitis—based on the size of the blood vessels they affect. Other ...

PAN is a necrotizing vasculitis, predominantly of the medium vessels, that affects all major organ systems. Arterial wall weakening and microaneurysm formation are features of the disease.

Treatment results in remission for about 85% of patients with antineutrophil cytoplasmic antibody (ANCA)-associated small-vessel vasculitis; however, 11–57% of these suffer relapse, which can ...