Current situation and development of prenatal diagnosis in China

Area of Science:

• Medical Genetics
• Public Health
• Reproductive Medicine

Background:

• Birth defects represent a significant public health challenge in China.
• Effective control strategies for birth defects are crucial for population health.
• Prenatal screening and diagnosis are primary methods for managing these conditions.

Purpose of the Study:

• To review the current status and advancements in prenatal screening and diagnosis in mainland China.
• To provide an overview of diagnostic techniques for various genetic and congenital conditions.
• To discuss the epidemiology of birth defects and related ethical issues.

Main Methods:

• Review of current prenatal screening and diagnostic techniques.
• Analysis of methods for fetal chromosome abnormalities, monogenic diseases, polygenic diseases, and congenital metabolic diseases.
• Inclusion of non-invasive prenatal diagnostic techniques.

Main Results:

• The review encompasses a comprehensive range of prenatal diagnostic approaches.
• It covers screening and diagnosis for chromosomal and various genetic/metabolic diseases.
• Epidemiological data and ethical aspects are also addressed.

Conclusions:

• Prenatal screening and diagnosis are essential for birth defect control in China.
• Continued development and implementation of these technologies are vital.
• Addressing ethical considerations is paramount for responsible practice.