变(bian)应性肉芽肿allergic granulomatosis，AG也称(cheng)过敏性肉芽(ya)肿或过(guo)敏性肉芽肿性血管炎(yan)是(shi)一种(zhong)以肺内(nei)及系统性小(xiao)血管(guan)炎症血管外肉芽肿(zhong)及高嗜(shi)酸(suan)粒细胞血症为(wei)特点的一(yi)种自身免疫性(xing)肉芽肿(zhong)性血(xue)管炎是以哮(xiao)喘嗜酸性粒(li)细胞(bao)增多和血(xue)管(guan)外肉芽