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为研究能导致胎卵发育停止的染色体异常数量及结构,比较临床上普遍应用的两种细胞遗传学检查方法所显示染色体异常的信息量,对630例早期妊娠胎卵发育停止妇女子宫刮出物中的叶状绒毛膜绒毛标本进行前瞻性细胞遗传学
In order to study the quantity and structure of chromosomal abnormalities which can lead to the stop of fetal egg development and to compare the information of chromosomal abnormalities revealed by two kinds of cytogenetic tests widely used clinically, 630 cases of fetal uterine gynecology in early pregnancy were stopped The leaf-like chorionic villus specimens were performed prospective cytogenetics