Objective To probe role of MRI in diagnosing malformation of internal-ear membranous labyrinth, as well as in pre-operation assessment for artificial cochlea implantation.

目的探讨MR内耳水成像技术对内耳畸形诊断及人工耳蜗植入术的术前评估价值。

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People with TSC can consider using pre-implantation genetic diagnosis (PGD) to detect a TSC gene change in embryos created through in vitro fertilization (IVF).

为避免将TSC遗传给下一代，TSC患者可用胚胎植入前遗传学诊断（PGD）技术对体外受精（IVF）形成的胚胎进行TSC基因突变的检测。

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Then, using a process called pre-implantation genetic diagnosis (PGD), they selected one that was free of the unwanted gene and also matched the boy's tissue type.

之后，通过“移植前基因诊断”，选取了没有病态基因且与孩子组织类型匹配的胚胎。

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Even if there was, there is thought to be only a one in 50 chance of the Whittakers having another child with the illness, so they would not be good candidates for this type of "pre-implantation genetic diagnosis".

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As a bonus, existing techniques, such as pre-implantation diagnosis, will allow couples to select embryos free of a growing number of diseases whose genetic basis is known, and which could be detected through laboratory testing prior to being implanted in a cosy womb.

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