优生干预对染色体平衡易位携带者再次妊娠结局的影响
Acta Academiae Medicinae Weifang(2008)
Abstract
目的探讨优生干预对染色体平衡易位携带者再次妊娠结局的影响。方法对22例染色体平衡易位携带者再次孕前行血清生殖激素水平测定、免疫抗体检测及生殖道炎症检查后,于患者再孕前后分别进行优生干预性治疗并行产前诊断。结果15例患者再次成功妊娠,其中13例(68.2%)已分娩表型正常儿,子代染色体不平衡异常率仅为31.8%,明显低于理论异常率(60%~80%)。结论优生干预可显著提高染色体平衡易位携带者再次妊娠的优生率。
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Key words
Balanced translocation,Chromosome,Intervention,Eugenism
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