Harmony Prenatal Test : a simple blood test to detect common fetal trisomies.
Professional resources - FAQ

The Harmony Prenatal Test offers...

Simplicity

  • One blood draw performed at 10 weeks or later in pregnancy
  • Access through 1,000+ convenient blood draw centers
  • In-network laboratory

Safety

  • Non-invasive testing poses little risk to pregnant women
  • Standard blood draw
  • No risk to the fetus

Accuracy

  • Highly accurate detection of common fetal trisomies 4
  • Extremely low false positive rate 4
  • Individualized results on trisomy risk for each patient

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References

  1. Ashoor, G., Syngelaki, A., Wagner, M., Birdir, C., Nicolaides, K.H., Chromosome-selective sequencing of maternal plasma cell-free DNA for first trimester detection of trisomy 21 and trisomy 18, Am J Obstet Gynecol. (2012), doi: 10.1016/j.ajog.2012.01.029.
  2. Chiu RWK, Akolekar R, Zheng YWL, et al. Non-invasive prenatal assessment of trisomy 21 by multiplexed maternal plasma DNA sequencing: large scale validity study. Brit Med J. 2011;342:c7401.
  3. Data on file.
  4. Ehrich M, Deciu C, Zwiefelhofer T, et al. Noninvasive detection of fetal trisomy 21 by sequencing of DNA in maternal blood: a study in a clinical setting. Am J Obstet Gynecol. 2011;204:205.e1-205.e11.
  5. Palomaki GE, Kloza EM, Lambert-Messerlian GM, et al. DNA sequencing of maternal plasma to detect Down syndrome: an international clinical validation study. Genet Med. 2011;13:913-920.
  6. Simpson JL. Is Cell-Free Fetal DNA From Maternal Blood Finally Ready for Prime Time? Obstet Gynecol. 2012 Mar 7. [Epub ahead of print].
  7. Sparks, A.B., Struble, C.A., Wang, E.T., Song, K., Oliphant, A., Non-invasive Prenatal Detection and Selective Analysis of Cell-free DNA Obtained from Maternal Blood: Evaluation for Trisomy 21 and Trisomy 18, Am J Obstet Gynecol. (2012), doi: 10.1016/j.ajog.2012.01.030.
  8. Sparks, A.B., Wang, E.T., Struble, C.A., Barrett, W., et al, Selective analysis of cell-free DNA in maternal blood for evaluation of fetal trisomy. Prenat Diagn (2012);32(1):3-9. doi: 10.1002/pd.2922. Epub 2012 Jan 6.