变应性肉芽肿allergic granulomatosis，AG也称过(guo)敏性(xing)肉芽(ya)肿或过(guo)敏(min)性肉芽肿性血管炎是一种以肺内及系统性(xing)小(xiao)血(xue)管炎症血管(guan)外肉(rou)芽肿(zhong)及(ji)高嗜酸(suan)粒细胞血(xue)症为特点的(de)一种(zhong)自(zi)身(shen)免疫(yi)性肉芽肿(zhong)性血管炎是以哮喘嗜(shi)酸(suan)性粒细胞增(zeng)多和(he)血管外肉芽