Small vessel vasculitis, primary; Pulmonary lesions; HRCT; Antineutrophil cytoplasmicantibody;
小血管炎，原发性； 肺损害； HRCT； 抗中性粒细胞胞浆抗体；
2
U/ml, anti-endothelial cell antibody(AECA)titre 1:10, antinuclear antibody titre 1:320, His antineutrophil cytoplasmicantibody was positive.
抗内皮细胞抗体（AECA）滴度1：10，抗核抗体滴度1：320，抗中性粒细胞胞浆抗体试验呈阳性。
3
Objective to study the clinic pathological characteristics of propylthiouracil (PTU) -induced antineutrophil cytoplasmicantibody (ANCA) positive small vessel vasculitis.