变应性肉芽(yá )肿(zhǒng )allergic granulomatosis,AG也称(chēng )过敏性(xìng )肉芽肿或过(guò )敏性肉芽(yá )肿性(xìng )血管炎(yán )是(shì )一(yī )种以肺内及系(xì )统性小(xiǎo )血管炎症血管外肉芽肿及高嗜酸粒细胞血症为(wéi )特点(diǎn )的一种(zhǒng )自身(shēn )免疫(yì )性肉芽肿(zhǒng )性血管炎是(shì )以哮喘(chuǎn )嗜酸(suān )性(xìng )粒细(xì )胞(bāo )增多和(hé )血(xuè )管外(wài )肉芽(yá )
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