Pregnant women of advanced age need more protection than ordinary pregnant women, so prenatal check-up is very important. So, what is the focus of prenatal check-up for older pregnant women? In addition to general regular examinations, what other examinations do elderly mothers need? 1. Perform maternal blood screening for Down syndrome at 15-20 weeks of pregnancy. Older mothers have a higher probability of developing gestational diabetes. Blood glucose screening should be performed around 28 weeks of pregnancy. This is a very important means of detecting gestational diabetes. It is particularly important to do this test. 2. Perform amniocentesis at 16-20 weeks. Follow the female