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变(biàn )应性肉芽肿(zhǒng )allergic granulomatosis，AG也(yě )称过敏性(xìng )肉(ròu )芽肿(zhǒng )或(huò )过(guò )敏性(xìng )肉芽肿性(xìng )血管炎是一种以肺内及(jí )系统性小(xiǎo )血管炎症(zhèng )血管外肉(ròu )芽肿及高嗜酸(suān )粒(lì )细(xì )胞血症为特点的一种自身(shēn )免疫(yì )性(xìng )肉芽肿(zhǒng )性(xìng )血(xuè )管炎是(shì )以(yǐ )哮(xiāo )喘嗜酸性粒(lì )细胞增多和血管(guǎn )外肉芽