变应性肉芽肿(zhong)allergic granulomatosis，AG也称过敏性肉芽(ya)肿或过敏(min)性肉芽肿性血(xue)管(guan)炎(yan)是一种(zhong)以肺内及系(xi)统性(xing)小血(xue)管炎症血管外(wai)肉芽肿及高嗜(shi)酸粒细(xi)胞血症(zheng)为(wei)特点的(de)一(yi)种自身免疫性肉芽肿性(xing)血管炎是(shi)以哮(xiao)喘嗜(shi)酸性粒细(xi)胞增多和血管外肉芽(ya)