The direct method to obtain chromosome metaphase from human chorionic villi is a new method of early prenatal diagnosis.
绒毛膜细胞直接法制备染色体是一种新的早期产前诊断方法。
Objective To explore a suitable mode of prenatal ultrasound diagnosis of fetal malformations with early neonatal surgical treatment.
目的探讨胎儿畸形的产前超声诊断和新生儿外科早期治疗模式。
Holds the prenatal visit, achieves the early diagnosis.
持产前检查，做到早期诊断。
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