| As an expecting mother, please be sure to keep all | | | | false-positive result, therefore, if the first ultra screen |
| doctor's appointments, take all prenatal vitamins and | | | | is positive, reschedule another to be sure. If the |
| dietary supplements, and be absolutely certain to | | | | screening detects a Trisomy-18 defect it is likely to |
| begin taking care of your child from the moment you | | | | be accurate. The false-positive rate on the ultra |
| find out you're pregnant. Prenatal care is essential for | | | | screen for Trisomy-18 is more like one percent. The |
| any expecting mother. Down Syndrome, as a primary | | | | ultra screen can detect, incredibly early, the chances |
| concern for pregnant women over the age of 35, or | | | | of Trisomy-18 with up to 98 percent accuracy. |
| for women genetically predisposed to give birth to a | | | | So, some of you eager expecting mothers are |
| child with this condition, can sometimes be detected | | | | probably wondering, how exactly is the ultra-screen |
| as early as the first trimester. Please see your doctor | | | | test performed? A combination ultrasound and blood |
| regularly and as soon as possible for an ultrasound. | | | | test are keys to this procedure and the accuracy of |
| Although there is not much that advanced medicine, | | | | its results. According to experts who routinely use |
| as of yet, can do to prevent this troubling disease, | | | | the equipment, "the test begins with an ultrasound |
| there are ways a woman can prepare herself and | | | | examination between 11w1d and 13w6d gestation." |
| her family to care for a child with Down Syndrome. | | | | The CRL needs to be between 45 and 84 mm. CRL |
| This, of course, applies to many pregnancies and | | | | is measured for accurate pregnancy dating (i.e. the |
| potential birth defects, such as Trisomy-18 and other | | | | date of conception) and nuchal translucency (NT) is |
| chromosomal abnormalities that may occur. Taking | | | | measured as well before the procedure can be |
| care of yourself while you are pregnant is the most | | | | performed. NT is a specific marker for chromosomal |
| important thing you can do. | | | | aneuploidy which can be detected by this procedure. |
| Any pregnancy is important, and many variables are | | | | At the time of the ultrasound exam, the doctors will |
| certainly worth attending to during those crucial | | | | collect a dried blood sample via fingerstick. |
| months before your child is born. Whether it has | | | | Along with the dried blood sample taken, the |
| already been determined that yours is a high-risk | | | | ultrasound data is entered onto the test requisition |
| pregnancy, or if you may possibly be a high-risk | | | | form and sent to laboratories for complete analysis. |
| pregnancy, even if (as far as you know) you and | | | | The blood sample is screened for free Beta HCG and |
| your baby are in perfect health, medical attention is | | | | Plasma Protein A(PAPP-A), a pregnancy-associated |
| essential from the earliest possible point in your | | | | plasma protein. The risk for Down Syndrome in the |
| pregnancy. | | | | fetus as well as the risk for Trisomy-18 are calculated |
| One very important thing to do, in addition to all | | | | based on the patent's age, the nuchal translucency, |
| other prenatal care, is to have an ultra-screen done in | | | | as well as the freebeta and PAPP-A. Despite the |
| your first trimester. An ultra-screen is a procedure | | | | medical jargon that is sometimes difficult to get |
| that has been extensively studied. Screening is | | | | around, get the ultra-screen in your first trimester, |
| recommended for all pregnant patients, not just | | | | and ask your doctor specific questions no matter |
| women over the age of 35. Of all Down Syndrome | | | | how much you don't understand. The number one |
| pregnancies, 91 percent can be detected by use of | | | | objective is to understand as much as you possibly |
| an ultra-screen in the first trimester. There is, | | | | can when it comes to your unborn child. |
| however, a five percent chance of getting a | | | | |