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目的探讨9号染色体臂间倒位的临床效应。方法常规取外周血培养,制备染色体G显带标本,镜下核型分析。结果在4928例咨询患者中发现异常核型37例,异常率0.75%,结论 9号染色体臂间倒位与早期流产、胎停育有关。
Objective To investigate the clinical effect of inter-arm inversion on chromosome 9. Methods Peripheral blood culture was routinely performed to prepare chromosome G banding samples and analyze karyotypes. Results In 4928 cases of consultation, 37 cases were found with abnormal karyotype, the abnormal rate was 0.75%. Conclusion The inter-arm inversion in chromosome 9 was associated with early miscarriage and childbirth.