title: ANCA testing in monitoring the activity of the disease.
mesh_terms: D019268:Antibodies, Antineutrophil Cytoplasmic / Q000032:analysis*; D006801:Humans; D007166:Immunosuppressive Agents / Q000627:therapeutic use; D011159:Population Surveillance / Q000379:methods; D012008:Recurrence; D012307:Risk Factors; D014657:Vasculitis / Q000188:drug therapy / Q000276:immunology / Q000503:physiopathology*
chemical_list: D019268:Antibodies, Antineutrophil Cytoplasmic; D007166:Immunosuppressive Agents