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染色体异常核型五例

Published in Zhonghua yixue yichuanxue zazhi • Feb 10, 2013
NobleIDNI5P89W34R04S52
Authors:
丛学文
,
涂向东
,
张晓

Abstract

例1 女,31岁,表型及智力正常.结婚5年,怀孕2次,均于妊娠50 d左右胚胎发育停止而自发流产.清宫术刮出绒毛及完整胎囊,胎囊内未见胚胎.外周血染色体分析核型为46,XX,t(1;14) (1pter→ 1q42::14q22→ 14qter;14pter→ 14q22::1q42→1qter),见图1a;丈夫核型正常.例2 胎儿,B超检查发现胎儿面部畸型,没有鼻子,唇裂.羊水染色体分析胎儿核型为45,XX,der(13) t(13;18)(13qter→13p13::18p10→ 18qter) mat,见图1b.母亲曾流产2次,均发生于50 d左右.母亲核型为46,XX,t(13;18)...

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