Doubled prevalence rates of ANCA-associated vasculitides and giant cell arteritis between 1994 and 2006 in northern Germany

Objectives. The aim of this study was to investigate the period prevalences of ANCA-associated vasculitides (AAV), including granulomatosis with polyangiitis (GPA), microscopic polyangiitis (MPA), eosinophilic GPA (EGPA)/Churg–Strauss and GCA, in an urban and rural population in northern Germany in 2006 and to compare the data with our previous study performed in...