畸胎给多少本该欢乐的家庭带来不幸,给多少来到人世的生灵造成终生痛苦,如何才能避免和减少这类人间悲剧的发生,只有依靠科学、依靠人类的智慧进行认真的研究和探索。畸胎的发生,有家族遗传基因造成的先天性畸变;也有因为孕期用药不当造成人为原因的畸变。这前一种原因可以通过婚前调查家族史,预先防范或采取节育措施来解决;而后一种原因则是我们应当尽量防止和避免的,因为药物致畸因子、致畸变因素引起胚胎突然变异的可能性极大,应该引起孕妇高度的警惕! How many tents can bring misfortune to the family who are happy, how many sufferings of life to the worldly life, how to avoid and reduce the occurrence of such human tragedies, and only rely on science and rely on human wisdom for serious research and exploration . Occurrence of teratogenic, congenital distortion caused by family genes; also because of improper medication during pregnancy caused by human causes of distortion. The former reason can be investigated through family history of premarital, precautionary measures or take birth control measures to solve; the latter reason is that we should try to prevent and avoid, because the drug teratogenic factors, mutations may cause sudden mutations in the embryo may Sexuality, pregnant women should be caused by a high degree of vigilance!