Pre-pregnancy checkups for women with second children generally include general physical examination, routine white belt, routine blood, routine urine, gynecological endocrine, ABO hemolysis, oral examination, chromosome examination, etc. The mother-to-be can undergo selective examinations under the guidance of her doctor for a smoother pregnancy. The preconception checkup is especially important for women who have a history of bad births or cesarean deliveries to ensure that they and their husbands are physically fit to have a second child. 1, the whole body physical examination: the whole body examination and fertility assessment, the body organs such as the heart, liver, kidneys, etc., a comprehensive and systematic examination, through the examination of the heart, lungs, liver, kidney function is suitable for pregnancy. 2.Blood routine: To understand the level of hemoglobin, if there is anemia and other blood body diseases, it should be treated first before pregnancy. In addition, we also know the blood clotting condition, if abnormalities are found, we should treat them before pregnancy. 3.Urinary routine: To understand the situation and changes of the kidneys, which can help the diagnosis of kidney diseases in the early stage. Ten months of pregnancy is a great test for the mother’s kidney system, and the increased metabolism of the body will increase the burden on the kidneys. If kidney disorders exist, the consequences can be very serious. 4.White belt routine: Screening for trichomonas, mycobacteria, mycoplasma chlamydia infection, vaginal inflammation, as well as gonorrhea, syphilis and other sexually transmitted diseases through white belt routine. If you have sexually transmitted diseases, it is best to treat them thoroughly before you get pregnant. Otherwise, it will cause miscarriage, premature birth, premature rupture of fetal membranes and other dangers. 5.Fecal routine: check for worm eggs, occult blood test, check for red blood cells and white blood cells in the stool, exclude intestinal inflammation, hemorrhoids, polyps and other lesions. 6, gynecological endocrine: including follicle prohormone, luteal survival hormone and other 6 items. Diagnosis of ovarian diseases such as menstrual disorders, for example, women with ovarian tumors, even if the tumor is benign, often after pregnancy, the enlargement of the uterus affects the observation of the tumor and even leads to miscarriage, premature birth and other dangers. 7.ABO hemolysis test: including blood type and ABO hemolysis titer. (The test is for women with blood type O and husbands with type A or B, or a history of unexplained miscarriage.) Avoid hemolysis in infants. 8.Oral examination: If there is no dental disease problem, only a good cleaning is needed. However, if the mother-to-be’s teeth appear to be damaged seriously, when the teeth are painful during pregnancy, they need to be medicated or extracted, which will have a great impact on the fetus, so if there is a dental disease it should be treated early. 9.Chromosome examination: check for hereditary diseases. Couples of childbearing age with a family history of hereditary diseases should be checked for chromosomal abnormalities and for early detection of genetic diseases such as Crohn’s disease and Turner’s syndrome and infertility. 10, diabetes testing: including fasting blood glucose testing and glucose tolerance test. Women with diabetes must first ask their doctor to check and evaluate before deciding whether to get pregnant. 11, hepatitis B virus antigen antibody test: hepatitis B virus can cause intrauterine infection through the placenta or interference through the birth canal, resulting in the birth of the fetus to become a hepatitis B virus carrier, so the mother-to-be to prepare for the birth of a second child should be tested. 12, STD testing: If you suspect that you or your husband have STDs or have suffered from STDs, such as syphilis, AIDS, etc., should be tested for STDs, if the test results are abnormal, should be treated in a timely manner. 13, TORCH test: TORCH test includes the detection of toxoplasma, rubella virus, cytomegalovirus and herpes simplex virus. Male second pregnancy preconception checkup items Male second pregnancy preconception checkup items mainly include semen examination, urogenital system examination, screening for infectious diseases and venereal diseases, chromosome and blood type examination, etc. Through the examination before preparing for the second pregnancy, to ensure healthy fetal development and make the process of preparing for the second pregnancy smoother. The specific items of pre-conception examination for male second child are: 1. Semen examination: semen examination is mainly to check the quality of male semen. The quality of sperm is generally determined by the color, liquefaction, vitality, malformation rate and concentration of the semen, which can also tell the vitality of the sperm, whether it is less sperm or weak sperm, malformation rate, mortality rate, etc., and determine whether the man is suffering from prostatitis, etc. 2, genitourinary system examination: check whether there are reproductive tract infections, reproductive organ diseases, etc. Male reproductive tract infections often cause orchitis, epididymitis, prostatitis, vesiculitis, urethritis, etc. 3.Screening for infectious and venereal diseases: If you have not had a physical examination for a long time, or if you have a past history of infectious diseases, men should be screened for liver disease, tuberculosis, syphilis, AIDS, etc. to prevent harm to the fetus. 4, chromosome and blood type examination: if the family has a history of genetic disease or the wife is O blood type, etc., you need to carry out chromosome examination and blood type examination, etc. The second child should have a preconception checkup. Whether you are having your first child or your second child, it is important to have a preconception test. Some mothers-to-be think that they have already given birth to a baby, whether physically or psychologically they feel they can have a second child and do not need to undergo preconception tests. In fact, it is important to have a preconception checkup for the second child as well. Many second-time mothers are older, and the chances of fetal problems increase, as well as complications for pregnant women, so it’s important to pay more attention to having a second child in terms of eugenics and the safety of the mother. The role of the pre-conception checkup for the second child is to determine whether the mother-to-be can have another pregnancy by conducting a pre-conception checkup for the second child. The second preconception checkup will determine whether the mother-to-be has fully recovered, and the doctor will judge whether she can have another pregnancy based on the preconception checkup, and whether she can bear the load of the second pregnancy without harming her health. 2, through the second child pre-conception examination, to avoid suffering from diseases that are not suitable for pregnancy. The pre-pregnancy examination before having a second child can understand whether the woman’s body is infected with other diseases that are unsuitable for pregnancy after the birth of the first child, to do everything to protect the role of pregnancy. There are some mothers-to-be who have diabetes after giving birth to their first child, which can easily be combined with gestational diabetes after pregnancy, and if not well controlled, it may lead to miscarriage, premature birth, or even the emergence of a huge baby. The best time for the second preconception checkup The best time for the second preconception checkup is 3-6 months before the second pregnancy, women should have the second preconception checkup within 3-7 days after menstruation, it is important to note that it is best not to have intercourse before the checkup to avoid affecting the results. The second preconception checkup should be done at least 3 months in advance so that if other problems are found during the preconception checkup, there will be time for intervention and treatment to make the pregnancy healthier and smoother. In addition to the mother-to-be, the father-to-be should also undergo a preconception checkup within 3-7 days after her menstruation.