![]() You’ll still be offered a diagnostic test to confirm things if your NIPT result is positive.In Singapore, Down syndrome screening is routinely offered to all pregnant women regardless of age.( 1) The most common test offered is the combined first trimester screen (FTS) if the patient presents before 14 weeks of gestation. It won’t give you a diagnosis but it carries no risks. This is a more accurate screening test and can detect 99% of babies with down syndrome. You can be offered a more accurate screening test called a Non-Invasive Prenatal Testing (NIPT).This can diagnose whether baby has a chromosomal condition but comes with a miscarriage risk of 1%. You can be offered a diagnostic test, such as amniocentesis (needs linking).If your result is higher chance, you’ll have 3 options. My quadruple test results are high risk, what are my options? Likewise, a higher chance result doesn't guarantee that your baby will be born with the condition. A lower chance result doesn't guarantee that your baby won't have Down’s syndrome. Out of 100 screening results, more than 95 will be lower chance and fewer than 5 will be higher chance. 1 in 200) then your baby has a lower chance of having Down’s syndrome. Lower chance: if your result is more than the cut-off value of 150 (e.g.1 in 100) then your baby has a higher chance of having Down’s syndrome. ![]() Higher chance: if your result is 1 in 150 or 1 out of a number less than 150 (e.g.You may get your results as a set of numbers that use a cut-off point of 150 for a higher chance result. Instead they will give you the chance-either higher chance or lower chance-that you might be carrying a baby with this condition. How to interpret the resultsĪs the quadruple test is just a screening test and not a diagnostic test, your quadruple test results won’t tell you for certain if your baby does or doesn’t have Down’s syndrome. It will identify around 75-80 of 100 babies who have Down’s syndrome compared to between 84-90 of 100 babies with the combined test. The quadruple test is recognised as slightly less accurate than the combined test. Your midwife will tell you when you should expect to hear your results. Time taken to receive your results can vary depending on where you live. The health professional taking your blood will insert a needle into your arm and take a sample that will be sent to a laboratory for analysis. The quadruple test is performed with a simple blood test. Waiting for test results can be an anxious time though. What are the risks of the quadruple test?īecause it’s a screening test and not invasive, the test is safe-there’s no risk of miscarriage or other pregnancy complications. Some parents would rather know the chances of their baby being affected by a condition so that they can prepare for future decisions, whereas others don’t want to know. You don’t have to have the test-that decision is yours. In this situation you will be offered the quadruple test. You can have the quadruple test between 14 and 20 weeks of pregnancy.Īlso if your baby is lying in a position where the fluid at the back of the neck cannot be measured (the nuchal translucency scan) the combined test will not have been possible. If you book your pregnancy too late for the combined test you will be offered the quadruple test. ![]() The quadruple screening test is offered when you want screening but are too late for the combined screening that is offered to women between 10 and 14 weeks. When is the quadruple test offered and do I have to take it?
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