Objective Antineutrophil cytoplasmic antibody (ANCA) associated small vasculitis (ASV) is a common disease in west countries, but recently more and more cases are found in china.

• 目的抗中性粒细胞胞质抗体相关性血管炎(ASV)是西方国家常见的结缔组织疾病,我国人群中ASV并不少见,本文总结了我院的有关病例特点及治疗。