There were 17 cases of chromosome polymorphism, accounting for 9.83% of all abnormal karyotypes. It contains Y chromosome, secondary constriction, and variation of satellites.

染色体多态性17例，占异常核型的9.83%，主要包括Y染色体多态性、次缢痕和随体的变异。

youdao

There were 17 cases of chromosome polymorphism, accounting for 9.83% of all abnormal karyotypes. It contains Y chromosome, secondary constriction, and variation of satellites.

染色体多态性17例，占异常核型的9.83%，主要包括Y染色体多态性、次缢痕和随体的变异。

youdao