A blood test to determine the sex of a baby may be useful in identifying fetuses who are at an increased risk of developing severe genetic diseases (recessive disorders linked to X chromosome) in pregnant people who have either delivered a baby with a recessive disorder linked to X chromosome or are carriers of these disorders. A very thin needle under ultrasound guidance withdraws a small quantity of amniotic fluid. If a prenatal screening test indicates the possibility of a problem, a prenatal invasive diagnostic test such as CVS or amniocentesis may be performed. "Why do a gender blood test? Some of the genetic material (DNA) from the pregnancy circulates in the pregnant woman's blood. { ", "image" : "/media/4386/download/Gender%20blood%20test.jpg?v=1", First trimester prenatal screening tests. These markers provide information about the risk of having a baby with certain genetic conditions or birth defects. Some couples want to know whether their baby will be born with any type of genetic disorder or not. Triple or quadruple screening test. Amniocentesis is a type of prenatal diagnostic test that is usually done between pregnancy weeks 15 and 20. ", There are two main kinds of prenatal genetic testing: Screening DiagnosticPrenatal screening testing may identify the likelihood of your baby having defects at birth (many among these are genetic abnormalities). It may take about one week for the results to come back. "/pregnancy/pregnancy-health/prenatal-testing/gender-blood-test" Screening tests don’t definitively diagnose birth defects — if the results of the test indicate an increased risk of a genetic disorder, additional diagnostic tests may be needed to confirm a diagnosis. You get some prenatal tests several times during pregnancy at your prenatal care checkups. By uniting communities, we're building a brighter future for us all. SIGN IN With this knowledge, they get time to learn more about the genetic disorder so they can plan for the care of their child. Check all the pros of prenatal blood testing in this article. "name" : "Flo Health Inc.", You’re worried that your baby isn’t moving. Examples of genetic disorders that can be diagnosed before birth include cystic fibrosis, Duchenne muscular dystrophy, hemophilia A (which is inherited in an X-linked recessive manner), polycystic kidney disease, sickle cell disease, and Tay-Sachs disease. ", When do you need a blood test to find out the sex of your baby? These markers provide information about the risk of having a baby with certain genetic conditions or birth defects. Your provider may offer you these prenatal tests in your second trimester (months 4, 5 and 6 of pregnancy): Maternal blood screening (also called quad screen). Here are two ways to do kick counts: You can do kick counts even into your third trimester. "Family planning", This method analyzes the cell-free fetal DNA present in the blood during early pregnancy. Cell-free fetal DNA is the small quantity of DNA the placenta releases into the maternal bloodstream during pregnancy. "https://www.facebook.com/flotracker/", The NIPT prenatal test is a trusted elective screening tool used to assess the genetic risk of a fetal chromosomal abnormality, such as Down syndrome, in the first trimester of pregnancy. You may find it helpful to think about how you’ll use your blood test results in your care during pregnancy. Together, we can give every family the best possible start. Please sign in or sign up for a March of Dimes account to proceed. The multiple markers include maternal serum AFP and maternal blood or urine estriol, inhibin, and human chorionic gonadotropin. First trimester screening tests can begin as early as 10 weeks. If a prenatal screening test indicates the possibility of a problem, a prenatal invasive diagnostic test such as CVS or amniocentesis may be performed. If the combined test is not available in your area, your doctor may use the triple or quadruple blood tests (NCCWCH 2008, NHS Scotland 2010) for Down's syndrome.