If your result is negative, it does not guarantee the birth of a healthy baby. That is why, if your result is positive, your doctor will want to follow up with further testing to confirm the result. This test is very accurate however, a screening test is not diagnostic. You can have your blood collected at your doctor’s office or a Sonora Quest Laboratories Patient Service Center. You can take the test as early as your 10th week of pregnancy. If your doctor agrees, he/she will order it for you. Talk with your doctor about the QNatal Advanced screen if you think you qualify for it. How and when can I get this screening test? Women who used another women’s egg to get pregnant can also be tested.

The test cannot tell which fetus is affected. The test can be used for women who are carrying more than one fetus (e.g., twins or triplets). Have a positive maternal serum screening test.Have had a previous pregnancy with, or a family history of, one of the conditions listed.Are 35 years or older at time of delivery.QNatal Advanced is for pregnant women who are considered high risk and have a higher chance of having a baby with one of these conditions. They may have learning or behavioral problems.Ībout 1 in every 1,000 girls is born with Triple X syndrome about 1 in every 1,000 boys is born with XYY syndrome. Children are usually taller than average. Triple X and XYY syndromes are both caused by an extra chromosome. Many cannot father children of their own when they grow up.Īs many as 1 in 500 boys is born with Klinefelter syndrome. Boys with Klinefelter syndrome are usually taller than average. Klinefelter syndrome (XXY) is caused by two X chromos-somes and one Y. Most cannot have babies of their own when they grow up.Ībout 1 in every 2,500 girls is born with Turner syndrome. Girls with Turner syndrome are usually shorter than average. Turner Syndrome (or monosomy X) is caused by loss of an X chromosome. It is similar to Edwards syndrome in the amount and severity of birth defects.Ībout 1 in every 7,000 to 1 in every 33,000 babies is born with Patau syndrome. Patau syndrome (trisomy 13) is caused by an extra copy of chromosome number 13. Many babies don’t survive past the first few months of life.Ībout 1 in every 6,000 babies is born with Edwards syndrome. Babies with Edwards syndrome have severe intellectual disability. They also have an increased chance of other health problems, such as heart defects.Ībout 1 in every 800 babies is born with Down syndrome.Įdwards syndrome (trisomy 18) is caused by an extra copy of chromosome number 18. Babies with Down syndrome have a distinct physical appearance and mild to moderate intellectual disability. Other conditions can be detected too, but they are much rarer.ĭown syndrome (trisomy 21) is caused by an extra copy of chromosome number 21. The test can detect the conditions described below. Which disorders can be detected by QNatal Advanced?

Trusted - Developed and performed by Quest Diagnostics, a leader in genetic testing.Timely - Can be performed as early as week 10 of your pregnancy.Accurate - Reports on a full range of identified chromosomal abnormalities.Safe - A Noninvasive screening test based on a maternal blood draw.QNatal Advanced: a good choice for many reasons.įeaturing the latest technology, the QNatal Advanced screen is a low-risk way to learn more about the health of your fetus and if there is a greater risk of certain birth defects. The following information will help you decide.

You should discuss your options with your doctor however, the decision about whether or not to have prenatal screening is up to you. What are chromosomes and chromosomal abnormalities? About 97% of women have a normal test result. Results are reported simply as a positive or negative for certain abnormalities. Since your fetus’s genetic information is present in your blood, the test can be performed with a simple blood draw as early as 10 weeks into your pregnancy. The QNatal Advanced prenatal screen is a noninvasive test that provides a high degree of accuracy for screening chromosomal abnormalities, without the risk of miscarriage associated with an invasive procedure. By providing timely information about your fetus’s chromosomal makeup, prenatal testing can help you make decisions with your healthcare provider about your health and the health of your family. However, if your physician has determined any risk to your pregnancy due to your age or other factors, it’s natural to have concerns.

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