变应性肉芽(ya)肿allergic granulomatosis，AG也称过(guo)敏(min)性肉芽(ya)肿或过敏性肉芽肿(zhong)性(xing)血(xue)管炎是一(yi)种(zhong)以肺内及系(xi)统性小血管炎症(zheng)血管(guan)外肉芽肿(zhong)及高嗜酸粒细胞血症(zheng)为(wei)特点的一种(zhong)自身免疫性肉(rou)芽(ya)肿性(xing)血管炎是以哮喘(chuan)嗜(shi)酸性粒细(xi)胞增多和血管外(wai)肉芽