变应性肉(rou)芽肿allergic granulomatosis，AG也称过(guo)敏性肉(rou)芽肿(zhong)或过敏性(xing)肉(rou)芽肿(zhong)性血管炎是一种以肺内及系(xi)统(tong)性小(xiao)血(xue)管炎(yan)症血管(guan)外肉芽肿及高嗜(shi)酸(suan)粒细胞血症为特点的一种自身免疫性肉芽肿性血(xue)管炎是以(yi)哮喘(chuan)嗜(shi)酸性(xing)粒(li)细胞增多和(he)血(xue)管外肉芽