变应性肉芽肿allergic granulomatosis，AG也称过敏(min)性肉芽肿或过(guo)敏(min)性(xing)肉芽肿(zhong)性血管炎是一(yi)种(zhong)以肺内及系统性(xing)小(xiao)血管(guan)炎症血(xue)管(guan)外(wai)肉芽肿及高(gao)嗜酸粒细胞血症为(wei)特点的一(yi)种(zhong)自(zi)身免疫(yi)性肉芽肿性血(xue)管炎是以哮喘(chuan)嗜酸性粒(li)细胞增(zeng)多(duo)和血管外肉芽