变应性(xing)肉芽肿(zhong)allergic granulomatosis，AG也称过敏(min)性肉(rou)芽肿(zhong)或过敏(min)性肉芽肿性血管炎是一种以肺内及(ji)系统性(xing)小血管炎(yan)症血管外(wai)肉(rou)芽(ya)肿及高嗜酸粒(li)细(xi)胞血症为特点(dian)的(de)一种自身免(mian)疫性肉(rou)芽肿性血管炎是(shi)以哮喘(chuan)嗜酸性(xing)粒细胞(bao)增多(duo)和血管外肉芽(ya)