Vasculitis epidemiology and demographics

Vasculitis
Overview
Classification Large-sized vessel vasculitis Takayasu's Arteritis Temporal Arteritis Medium-sized vessel vasculitis Kawasaki's Disease Polyarteritis Nodosa Small-sized vessel vasculitis Churg-Strauss Syndrome Cutaneous leukocytoclastic vasculitis Essential cryoglobulinemic vasculitis Henoch-Schonlein Purpura Microscopic polyangiitis Wegener's Granulomatosis Variable-sized vessel vasculitis Sjogren syndrome Cogan syndrome Single organ vasculitis Primary central nervous system angiitis
Causes
Differential Diagnosis

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor-In-Chief: M.Umer Tariq [2]

Age

• Onset < 40 years - Takayasu arteritis
• Age at onset ≥ 50 years - Giant cell (temporal) arteritis
• Age > 16 - Hypersensitivity vasculitis
• Onset < 20 years - Henoch-Schonlein purpura