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高有核细胞移植物中白细胞的确定

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摘要 目的探讨准确计数外周血干细胞移植物白细胞的方法。方法在移液器枪头外表面划一细线,以保证每次移液量的一致,对外周血干细胞移植物标本进行精确稀释后计数白细胞,之后再乘以稀释倍数还原,算出原标本白细胞数。做两次不同倍数的稀释,进行质量控制。结果 30例样本有24例样本平均值超出血球分析仪线性范围(<99.9×109/L),占80%,最高值达到434.0×109/L。两个稀释度还原值之差最低为0.5×109/L,最高为9.0×109/L。结论该方法能够准确计数高有核细胞移植物中白细胞,在控制好各种因素后可以得到令人信服的结果,为下一步工作打下坚实的基础。
出处 《国际检验医学杂志》 CAS 2012年第24期3043-3045,共3页 International Journal of Laboratory Medicine
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