变应性肉芽肿allergic granulomatosis，AG也(ye)称(cheng)过敏(min)性肉芽肿(zhong)或(huo)过敏性(xing)肉芽肿性(xing)血管炎是一(yi)种(zhong)以肺内及(ji)系统性小血管炎症血管外肉芽肿及高嗜酸粒(li)细胞(bao)血症为特(te)点(dian)的(de)一(yi)种(zhong)自(zi)身免疫性(xing)肉芽肿(zhong)性(xing)血(xue)管炎是以哮喘嗜酸性粒细胞增多(duo)和血管外(wai)肉芽