变应(ying)性(xing)肉芽肿(zhong)allergic granulomatosis，AG也(ye)称过敏性肉芽肿或(huo)过敏性肉芽肿性(xing)血管炎(yan)是一种(zhong)以肺内及系统性(xing)小血管炎症血管外肉芽肿(zhong)及高嗜(shi)酸粒细胞血症为特点(dian)的(de)一(yi)种自身(shen)免(mian)疫性肉芽肿性血管(guan)炎是(shi)以哮(xiao)喘嗜酸(suan)性粒细(xi)胞(bao)增多和血(xue)管外肉芽(ya)