变应性(xing)肉芽肿allergic granulomatosis，AG也(ye)称(cheng)过(guo)敏(min)性肉芽肿(zhong)或过敏性肉芽(ya)肿(zhong)性(xing)血(xue)管炎(yan)是一种以肺内及系(xi)统(tong)性小(xiao)血(xue)管炎症血管外肉芽肿及高嗜(shi)酸粒细胞(bao)血症(zheng)为(wei)特点的一(yi)种(zhong)自身免疫性肉芽肿性血管(guan)炎是以哮喘嗜酸性粒细胞增多和血管外肉芽