188
Views
9
CrossRef citations to date
0
Altmetric
Original Article

Normal range of intracranial translucency (IT) assessed by three-dimensional ultrasound at 11 + 0 to 13 + 6 weeks in a Chinese population

, , , , , , & show all
Pages 489-492 | Received 06 Mar 2011, Accepted 12 Jun 2011, Published online: 25 Aug 2011

References

  • Leung TY, Chan LW, Leung TN, Fung TY, Sahota DS, Spencer K, Lau TK. First-trimester combined screening for trisomy 21 in a predominantly Chinese population. Ultrasound Obstet Gynecol 2007;29:14–17.
  • Saltvedt S, Almström H, Kublickas M, Valentin L, Grunewald C. Detection of malformations in chromosomally normal fetuses by routine ultrasound at 12 or 18 weeks of gestation—a randomised controlled trial in 39,572 pregnancies. BJOG 2006;113:664–674.
  • Kagan KO, Wright D, Baker A, Sahota D, Nicolaides KH. Screening for trisomy 21 by maternal age, fetal nuchal translucency thickness, free beta-human chorionic gonadotropin and pregnancy-associated plasma protein-A. Ultrasound Obstet Gynecol 2008;31:618–624.
  • Sebire NJ, Noble PL, Thorpe-Beeston JG, Snijders RJ, Nicolaides KH. Presence of the ‘lemon’ sign in fetuses with spina bifida at the 10-14-week scan. Ultrasound Obstet Gynecol 1997;10:403–405.
  • Chaoui R, Benoit B, Mitkowska-Wozniak H, Heling KS, Nicolaides KH. Assessment of intracranial translucency (IT) in the detection of spina bifida at the 11-13-week scan. Ultrasound Obstet Gynecol 2009;34:249–252.
  • Plasencia W, Dagklis T, Pachoumi C, Kolitsi E, Nicolaides KH. Frontomaxillary facial angle at 11 + 0 to 13 + 6 weeks: Effect of plane of acquisition. Ultrasound Obstet Gynecol 2007;29:660–665.
  • Wah YM, Chan LW, Leung TY, Fung TY, Lau TK. How true is a ‘true’ midsagittal section? Ultrasound Obstet Gynecol 2008;32:855–859.
  • Sahota DS, Leung TY, Fung TY, Chan LW, Law LW, Lau TK. Medians and correction factors for biochemical and ultrasound markers in Chinese women undergoing first-trimester screening for trisomy 21. Ultrasound Obstet Gynecol 2009;33:387–393.
  • Bartlett JW, Frost C. Reliability, repeatability and reproducibility: Analysis of measurement errors in continuous variables. Ultrasound Obstet Gynecol 2008;31:466–475.
  • Bland JM, Altman DG. Applying the right statistics: Analyses of measurement studies. Ultrasound Obstet Gynecol 2003;22:85–93.
  • Nicolaides KH, Campbell S, Gabbe SG, Guidetti R. Ultrasound screening for spina bifida: Cranial and cerebellar signs. Lancet 1986;2:72–74.
  • Chaoui R, Benoit B, Heling K, NicolaidesK. Suspicion of spina bifida at the 11–14 weeks scan. Ultrasound Obstet Gynecol 2010;36:22.
  • Lachmann R, Chaoui R, Moratalla J, Picciarelli G, Nicolaides KH. Posterior brain in fetuses with open spina bifida at 11 to 13 weeks. Prenat Diagn 2011;31:103–106.
  • Fong KW, Toi A, Okun N, Al-Shami E, Menezes RJ. Retrospective review of diagnostic performance of intracranial translucency in the detection of open spina bifida at the 11–13 week scan. Ultrasound Obstet Gynecol. 2011 Mar 14. doi: 10.1002/uog.8994. [Epub ahead of print].
  • Cameron M, Moran P. Prenatal screening and diagnosis of neural tube defects. Prenat Diagn 2009;29:402–411.
  • Chen M, Lee CP, Lam YH, Tang RY, Chan BC, Wong SF, Tse LH, Tang MH. Comparison of nuchal and detailed morphology ultrasound examinations in early pregnancy for fetal structural abnormality screening: A randomized controlled trial. Ultrasound Obstet Gynecol 2008;31:136–46; discussion 146.
  • Mcauliffe FM, Fong KW, Toi A, Chitayat D, Keating S, Johnson JA. Ultrasound detection of fetal anomalies in conjunction with first-trimester nuchal translucency screening: A feasibility study. Am J Obstet Gynecol 2005;193:1260–1265.
  • Browner W, Black D, Newman T. Estimating sample size and power. In: Hulley S, Cummings S, editors. Designing clinical research. Baltimore: Williams & Wilkins; 1988. p 139–150.

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.