"affecting large, medium, and small blood vessels (see large vessel vasculitides)"
"affecting medium and small blood vessels"
"affecting small vessels"
"miscellaneous conditions"
"IgA vasculitis (formerly Henoch-Schönlein purpura)"
"Revised International Chapel Hill Consensus Conference Nomenclature of Vasculitides"
"vasculitis secondary to connective tissue disease, e.g. SLE, rheumatoid arthritis"
Expected headings
"Primary vasculitides"
"Secondary vasculitides"