Fetal choroid plexus cysts are not serious, this is a relatively common condition, and will generally disappear by about 26 weeks, which is nothing to worry about, regular ultrasound review is fine. However, if it does not disappear, it will easily affect the baby’s development and you need to go to the hospital to induce labor. During pregnancy, pay attention to rest, do not stay up late, do not contact with radiation, do not smoke and drink, do not use drugs indiscriminately, generally will not cause fetal abnormalities. It is recommended to have regular maternity checkups, pay attention to strengthening diet and nutrition, and have regular checkups for trace elements, which can promote fetal development. In addition, it is recommended to supplement folic acid in early pregnancy to prevent fetal malformations, and it is recommended to eat more lean meat and pork liver to replenish iron and prevent iron deficiency anemia.