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abnormal quad screen | BabyCenterOct 19, 2007 . Thats, 2% of the 50 women with a positive quad screen OR .1% of all pregnant . we realized that these test produce too many false positives.http://www.babycenter.com/400_abnormal-quad-screen_1975454_949.bc
AFP, Triple Screen, Quad Screen and Penta Screen TestingInformation on the AFP and triple screen, quad sreen and penta testing for Down . While some claim that they have only a 5% "false positive" rate, most .http://pregnancy.about.com/cs/afp/a/afptesting.htm
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Quad Screen : American Pregnancy AssociationThe quad screen is done in the second trimester. . Syndrome is higher through the evaluation of Inhibin-A levels. The false positive rate of the test is also lower.http://www.americanpregnancy.org/prenataltesting/quadscreen.html
Quad screen: Results - MayoClinic.comQuad screen — Overview covers definition, risks, results of this second trimester . About 5 percent of women have a false-positive result, meaning that the test .http://www.mayoclinic.com/health/quad-screen/MY00127/DSECTION=results
False Positives: Why They're Not Always a Bad Thing | BabyZoneA positive prenatal test result doesn't always mean there's something wrong with your baby. In fact, false positives are more common than you think. . The quad screen is perhaps one of the most misunderstood of the prenatal tests. The triple .http://www.babyzone.com/pregnancy/prenatal-care/false-positives_71408
Help...Is it a "false positive" 1:177 @ 23 Quad Screening Test - Down ...I'm a 23 yr. old & 16 weeks pregnant. Doctor called me with an abnormal screening result (1:177) for Downs. Should I be worried?http://www.medhelp.org/posts/Down-Syndrome/HelpIs-it-a-false-positive-1177--23-Quad-Screening-Test/show/326374
Quad Test Results and Down Syndrome - Maternal & Child - MedHelpAlthough I know that the Quad test sometimes gives "false positive" results, I am still very uneasy about the outcome. Thank you for your time.http://www.medhelp.org/posts/Maternal--Child/Quad-Test-Results-and-Down-Syndrome/show/154727
Triple or Quad Screening for Birth Defects: Healthwise Medical ...With the triple or quad test, there is a chance of getting a false-positive test result. This means that the test could show a problem when the baby doesn't have the .http://www.emedicinehealth.com/triple_or_quad_screening_for_birth_defects-health/article_em.htm
Prenatal Screening Update: The QUAD test and Smith-Lemli-OpitzWe compared the numbers of initial positives (an indicator of false positives) for orders of the QUAD test versus the older Triple test for the last six months of .http://www.wardelab.com/13-3.html
Prenatal diagnosis - Wikipedia, the free encyclopediaThe First Trimester Combined Test and the Triple/Quad test together have a sensitivity of 88-95% with a 5% false-positive rate for Down Syndrome, though they .http://en.wikipedia.org/wiki/Prenatal_diagnosis
Clinical Review Criteria: Quadruple (Quad) Screen for Down's ...test and the triple test in the same women. Both studies found a higher sensitivity and lower false-positive rate (higher specificity) with the quad test compared to .http://www.ghc.org/all-sites/clinical/criteria/pdf/quad_test.pdf;jsessionid=DVPUQQ4BDSMPJJCISQ3SHPQ
False-positive Quad Screen? - Mamapedia™Jul 16, 2007 . But I would like to know why were you having this test done. I have . The quad screen has a lot of false positives - that's why it's a screen.http://www.mamapedia.com/article/false-dash-positive-quad-screen
Triple or Quad Screening for Birth Defects - Topic Overview - Health ...May 6, 2010 . With the triple or quad test, there is a chance of getting a false-positive test result. This means that the test could show a problem when the baby .http://www.health.com/health/library/topic/0,,ta7038_ta7038-sec,00.html