It is generally not necessary to keep an empty stomach for the Down screening at 16 weeks of pregnancy.
Down screening test at 16 weeks of pregnancy is generally a blood test, but also need to be combined with the physical condition of the pregnant woman to determine the condition of the fetus, to understand the presence of Down syndrome and other diseases, whether fasting basically will not have an impact on the results of the test.
If there is a high risk after the Down’s syndrome test, it should be taken seriously, and further tests should be carried out in time, such as amniocentesis, non-invasive DNA test, and now there is Down’s syndrome, if it is a low risk, it is generally normal.
During pregnancy, you need to maintain good habits, pay more attention to rest, and you need to regularly consult a doctor for obstetric examination, which is good for your body.