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一例伴有der(2)t(2:15)(q37;q22)的急性早幼粒细胞白血病的临床及实验研究

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摘要 目的研究1例der(2)t(2:15)核型异常的急性早幼粒细胞白血病(APL)的临床和实验特征。方法对1例初发的老年APL患者进行流式细胞术免疫分型、传统细胞遗传学分析,并应用双色荧光原位杂交(FISH)明确染色体异常。结果该患者染色体核型为46xy,der(2)t(2:15)(q37;q22),der(15)t(15;17)(q22;q10)[9]/47,xy,+y[1],FISH检测同一细胞中出现一个PML-RARα融合信号。免疫表型高表达CD13、CD33、MPO。结论der(2)t(2:15)是APL中罕见的核型异常,FISH是确认染色体异常的可靠手段。
出处 《当代医学》 2009年第33期88-89,共2页 Contemporary Medicine
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