References
Milunsky A, Canick JA. Maternal serum screening for neural tube and other defects. In: Milunsly ED, editor. Genetic disorders and the fetus. Baltimore: John Hopkins University Press; 2004. p. 719–94.
Chaoui R, Benoit B, Mitkowska-Wozniak H, et al. Assessment of intracranial translucency (IT) in the detection of spina bifida at the 11-13-week scan. Ultrasound Obstet Gynecol. 2009;34(3):249–52.
Canick JA, Knight GJ. Low 2nd trimester maternal unconjugated serum estriol in pregnancies with T21. Br J Obstet Gynaecol. 1988;95:330.
Nicolaides KH. Screening for fetal aneuploidies at 11 to 13 weeks. Prenat Diagn. 2011;31(1):7–15.
Maiz N, Valencia C, Kagan KO, et al. Ductus venosus Doppler in screening for trisomies 21, 18 and 13 and Turner syndrome at 11–13 weeks of gestation. Ultrasound Obstet Gynecol. 2009;33:512–7.
Kagan KO, Valencia C, Livanos P, et al. Tricuspid regurgitation in screening for trisomies 21, 18 and 13 and Turner syndrome at 11 + 0 to 13 + 6 weeks of gestation. Ultrasound Obstet Gynecol. 2009;33:18–22.
Nicolaides KH, Wright D, Poon LC, et al. First trimester screening for trisomy 21 by biochemistry and maternal cell free DNA testing. USG Obstet Gynecol. 2013;42:41–50.
Chetty S, Norton ME. Uptake of non invasive prenatal testing in women following positive aneuploidy screening. Prenat Diagn. 2013;33:542–6.
Staboulidou I, Galindo A, Maiz N, et al. First-trimester uterine artery doppler and serum pregnancy-associated plasma protein-A in preeclampsia and chromosomal defects. Fetal Diagn Ther. 2009;25:336–9.
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Dr. Pooja Vaziraani is a Consultant in Fetal Medicine in the Department of High Risk Obstetrics, Dr. L.H. Hiranandani Hospital, Mumbai.
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Vaziraani, P. Sharad Gogate: Guidelines and Standards for Maternal Serum Screening for Down’s Syndrome, Neural Tube Defects, and Other Obstetric Problems. J Obstet Gynecol India 66, 68–70 (2016). https://doi.org/10.1007/s13224-015-0809-3
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DOI: https://doi.org/10.1007/s13224-015-0809-3