It is generally recommended to do IVF non-invasive genes, but it does not have to be done, and it can be done according to the age of the pregnant woman, checking whether Down needs to do it.
Noninvasive genes are a test for women after pregnancy. Through this examination, we can understand whether the fetus has chromosomal abnormalities, judge whether the fetus is normal, and non-invasive genes can also understand whether the fetus has genetic diseases.

Before IVF, the female egg and male sperm are retrieved, combined to form a fertilized egg and cultivated into an embryo, then transferred to the female uterus for implantation, and slowly develop into a fetus. In general, non-invasive genes can be judged according to the actual situation of pregnant women. If you are over the age of 35 and pregnant with multiple pregnancies, it is generally recommended to do non-invasive genes. On the contrary, if you are under the age of 35, pregnant with a single child, and there is no abnormality in the examination of Tang Si, then you cannot do non-invasive genes.
IVF does not have to be a noninvasive test and can be used as a reference. Since you choose TOF, you should consider that you cannot conceive naturally due to certain factors. The reason why I chose to do non-invasive genes is because the ivy baby conception process is more difficult. Through noninvasive examination, it is possible to find out whether the fetus is malformed and improve the probability of eugenics.
The cost of non-invasive genes is generally not fixed and needs to be determined according to the selected hospital and local charging standards. Try not to be greedy for cheap, choose those small clinics that are not qualified and do not have relevant technology for examination, so as not to guarantee the results of the examination. In order to ensure the results of the examination, it is recommended to go to a regular hospital for examination, so that a healthy baby can be born.