Amniocentesis can still be done at 24 weeks, and it is recommended that pregnant women should pay attention to the amniocentesis test. Generally speaking, the time to do amniocentesis is mainly 17-24 weeks of pregnancy, at this time, the amount of amniotic fluid is appropriate, fetal growth and development is also more stable, conducive to puncture, do amniocentesis is not easy to cause fetal damage. The 24th week of pregnancy is still in the examination time range of amniocentesis, and pregnant women who have not done amniocentesis before need to do it in time. Pregnant women can do amniocentesis to find out whether the fetus in the belly has chromosomal abnormalities, congenital developmental abnormalities, etc. You can use amniocentesis to find out the health status of the fetus and avoid giving birth to an unhealthy fetus. Pregnant women need to go to the hospital for timely checkups after pregnancy and follow a good maternity checkup at every stage.