【摘 要】
：
45,X/46,XY嵌合体的儿童伴有不同的临床表型,有些孩子具有正常男性或女性表型;另一些孩子则患有Ullrich-Turne综合征,具有混合性性腺发育不良、生殖器官模糊不清,性腺肿瘤风
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45,X/46,XY嵌合体的儿童伴有不同的临床表型,有些孩子具有正常男性或女性表型;另一些孩子则患有Ullrich-Turne综合征,具有混合性性腺发育不良、生殖器官模糊不清,性腺肿瘤风险增高。尽管产前诊断为相同的性染色体嵌合体,但存在许多问题,如多数45,X/46,XY嵌合体,并不精确地了解其异常细胞株的来源(是来源于胚胎内还
45, X / 46, XY chimera children with different clinical phenotypes, some with normal male or female phenotype; others with Ullrich-Turne syndrome with mixed gonadal dysgenesis, reproductive organs Obscure, increased risk of gonadal tumors. Although prenatal diagnosis of the same sex chromosome chimera, there are many problems, such as the majority of 45, X / 46, XY chimeras, do not accurately understand the source of their abnormal cell lines (derived from the embryo
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