变应性(xing)肉芽肿allergic granulomatosis，AG也称(cheng)过(guo)敏性肉芽肿或(huo)过(guo)敏性肉芽肿性血管炎是一(yi)种以(yi)肺内及系(xi)统(tong)性(xing)小血管炎症(zheng)血管外肉芽(ya)肿及(ji)高嗜(shi)酸粒细胞血症为特点的(de)一种自(zi)身免(mian)疫(yi)性肉芽(ya)肿(zhong)性血管炎是以哮喘嗜(shi)酸(suan)性粒细胞增(zeng)多和血管(guan)外肉芽