嗜酸性粒细胞增多症是指体内的嗜酸性细胞过多。嗜酸性粒细胞是白细胞这类细胞中的一种。在全血细胞计数这项血液检查中进行检测。全血细胞计数又称 CBC 检查。嗜酸性粒细胞增多症这种状况通常表明存在寄生虫感染或是有过敏或癌症。
如果血液中的嗜酸性粒细胞水平较高,则称为血液嗜酸性粒细胞增多症。如果炎症组织中的嗜酸性粒细胞水平较高,则称为组织嗜酸性粒细胞增多症。
有时,组织嗜酸性粒细胞增多症可通过活检发现。组织嗜酸性粒细胞增多症患者血液中的嗜酸性粒细胞水平不一定会高。
血液嗜酸性粒细胞增多症可通过全血细胞计数等血液检查发现。成人每微升血液中存在超过 500 个嗜酸性粒细胞时,则被认为嗜酸性粒细胞增多。如果嗜酸性粒细胞多个月都超过 1,500 个,则被认为患有高嗜酸性粒细胞增多症。
Jan. 05, 2024
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