You can’t get pregnant within three months of having a chest X-ray, and you can prepare for pregnancy within three months of having a chest X-ray. When having a chest X-ray, a woman’s body will absorb some of the radiation, which has a certain radiant effect and affects the quality of the eggs. If you get pregnant too early, it will easily lead to embryonic arrest and higher chances of abnormal fetal development. From the perspective of eugenics and euthanasia, women need to prohibit pregnancy for a short period of time after having a chest X-ray, and they should also take a small dose of folic acid in the first and third trimesters of pregnancy, to prevent fetal neural tube abnormalities from occurring. It is also necessary to routinely do screening tests after pregnancy, in the early pregnancy need to do Down’s syndrome, NT test, in the middle of pregnancy need to do the mid-term Down’s syndrome, ultrasound macro-anomalies, in order to be used to detect fetal malformations, as well as fetal development whether the gestational week in line with the other conditions.