变应性肉芽肿(zhong)allergic granulomatosis，AG也(ye)称(cheng)过敏性肉(rou)芽(ya)肿(zhong)或(huo)过(guo)敏性肉芽肿性血管炎是一(yi)种以肺内(nei)及(ji)系统性(xing)小血管炎症血管(guan)外肉(rou)芽(ya)肿及(ji)高嗜酸粒细胞(bao)血症为特点的一种(zhong)自身免疫(yi)性肉芽(ya)肿(zhong)性(xing)血管(guan)炎是以哮喘嗜酸性粒细胞增多和血管外肉芽(ya)