利用下一代测序进行的罗氏易位携带者1例遗传学诊断
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  • 作者:邓庆 ; 马健
  • 关键词:遗传筛查 ; 植入前诊断 ; 染色体 ; 胚胎结构 ; 病例报告
  • 中文刊名:GWSQ
  • 英文刊名:International Journal of Laboratory Medicine
  • 机构:锦江生殖成都西囡妇科医院检验科;四川锦欣妇女儿童医院检验科;
  • 出版日期:2019-05-30
  • 出版单位:国际检验医学杂志
  • 年:2019
  • 期:v.40
  • 基金:成都市卫生和计划生育委员会科研项目(2016046)
  • 语种:中文;
  • 页:GWSQ201910032
  • 页数:5
  • CN:10
  • ISSN:50-1176/R
  • 分类号:130-134
摘要
<正>罗氏易位指2个近端着丝粒染色体在着丝处或其附近断裂后融合成为1个染色体,导致染色体数减少,长臂数不变,短臂数减少2条的现象。罗氏易位发生在5条近端着丝粒染色体(13、14、15、21、22号染色体)上,罗氏易位携带者只有45条染色体,缺少1条染色体~([1])。其人群携带率为1.23/1 000,占不孕人群的2%~3%~([2])。
        
引文
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