China's maternal and child health care once pointed out that premarital examination is an important part of the comprehensive strategy of "three-level prevention" of birth defects, and it has obvious advantages in implementing folic acid supplementation and reducing birth defects in newborn's nervous system. In addition, premarital examination is an important means to find and prevent genetic diseases, and it has obvious preventive effect on diseases such as thalassemia and hereditary deafness. At the same time, premarital examination is an effective way to control the spread of infectious diseases, which can effectively prevent the transmission of infectious diseases such as hepatitis B and AIDS between spouses and vertical transmission from mother to child. The premarital examination can also find reproductive system diseases mainly caused by reproductive tract infection in time, and the premarital examination doctors can give reasonable health education and necessary medical guidance according to the characteristics of the diseases.
In addition, for congenital heart disease, hyperthyroidism, schizophrenia and other diseases that affect marriage and childbearing, premarital doctors can provide reasonable guidance for prospective marriage parties and urge patients to receive specialist treatment in time.
"The purpose of premarital examination is not only to check whether the prospective couple have any diseases that affect the health of their children and future generations, but also to improve the reproductive health level of both men and women." Liu Kaibo said that many diseases in andrology and gynecology are mostly recessive, such as varicocele in men and uterine malformation in women. I may not have realized it, but I thought it was normal at ordinary times, and there would be no problem without symptoms.