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Ductus venosus Doppler in screening for trisomies 21, 18 and 13 and Turner syndrome at 11-13 weeks of gestation.
Maiz N, Valencia C, Kagan KO, Wright D, Nicolaides KH.
Ultrasound Obstet Gynecol 2009;33:512-7. -
Ductus venosus Doppler at 11 to 13 weeks of gestation in the prediction of outcome in twin pregnancies.
Maiz N, Staboulidou I, Leal AM, Minekawa R, Nicolaides KH.
Obstet Gynecol 2009;113:860-5. -
Fetal nasal bone in screening for trisomies 21, 18 and 13 and Turner syndrome at 11-13 weeks of gestation.
Kagan KO, Cicero S, Staboulidou I, Wright D, Nicolaides KH.
Ultrasound Obstet Gynecol 2009;33:259-64. -
Prenasal thickness in trisomy-21 fetuses at 16-24 weeks of gestation.
Persico N, Borenstein M, Molina F, Azumendi G, Nicolaides KH.
Ultrasound Obstet Gynecol 2008;32:751-4. -
Learning curve for Doppler assessment of ductus venosus flow at 11 + 0 to 13 + 6 weeks' gestation.
Maiz N, Kagan KO, Milovanovic Z, Celik E, Nicolaides KH.
Ultrasound Obstet Gynecol 2008;31:503-6. -
Ductus venosus Doppler in fetuses with cardiac defects and increased nuchal translucency thickness.
Maiz N, Plasencia W, Dagklis T, Faros E, Nicolaides K.
Ultrasound Obstet Gynecol 2008;31:256-60. -
Screening for adverse pregnancy outcome by ductus venosus Doppler at 11-13+6 weeks of gestation.
Maiz N, Valencia C, Emmanuel EE, Staboulidou I, Nicolaides KH.
Obstet Gynecol 2008;112:598-605. -
First-trimester screening for trisomy 21 using nuchal translucency and nasal bone evaluations in a selected and an unselected population.
Sonek J, Cicero S, Nicolaides K.
Am J Obstet Gynecol 2007;196:19. -
Nasal bone assessment in prenatal screening for trisomy 21.
Sonek JD, Cicero S, Neiger R, Nicolaides KH.
Am J Obstet Gynecol 2006;195:1219-30. -
Nasal bone in first-trimester screening for trisomy 21.
Cicero S, Avgidou K, Rembouskos G, Kagan KO, Nicolaides KH.
Am J Obstet Gynecol 2006;195:109-14. -
Assessment of the gap between the fetal nasal bones at 11 to 13 + 6 weeks of gestation by three-dimensional ultrasound.
Peralta CF, Falcon O, Wegrzyn P, Faro C, Nicolaides KH.
Ultrasound Obstet Gynecol 2005;25:464-7. -
Gestational sac volume measured by three-dimensional ultrasound at 11 to 13 + 6 weeks of gestation: relation to chromosomal defects.
Falcon O, Wegrzyn P, Faro C, Peralta CF, Nicolaides KH.
Ultrasound Obstet Gynecol 2005;25:546-50. -
Maternal serum biochemistry at 11-13(+6) weeks in relation to the presence or absence of the fetal nasal bone on ultrasonography in chromosomally abnormal fetuses: an updated analysis of integrated ultrasound and biochemical screening.
Cicero S, Spencer K, Avgidou K, Faiola S, Nicolaides KH.
Prenat Diagn 2005;25:977-83. -
Assessment of the fetal nasal bone at 11-14 weeks of gestation by three-dimensional ultrasound.
Rembouskos G, Cicero S, Longo D, Vandecruys H, Nicolaides KH.
Ultrasound Obstet Gynecol 2004;23:232-6. -
Likelihood ratio for trisomy 21 in fetuses with absent nasal bone at the 11-14-week scan.
Cicero S, Rembouskos G, Vandecruys H, Hogg M, Nicolaides KH.
Ultrasound Obstet Gynecol 2004;23:218-23. -
Nasal bone length throughout gestation: normal ranges based on 3537 fetal ultrasound measurements.
Sonek JD, McKenna D, Webb D, Croom C, Nicolaides K.
Ultrasound Obstet Gynecol 2003;21:152-5. -
Integrated ultrasound and biochemical screening for trisomy 21 using fetal nuchal translucency, absent fetal nasal bone, free beta-hCG and PAPP-A at 11 to 14 weeks.
Cicero S, Bindra R, Rembouskos G, Spencer K, Nicolaides KH.
Prenat Diagn 2003;23:306-10. -
Absent nasal bone at 11-14 weeks of gestation and chromosomal defects.
Cicero S, Longo D, Rembouskos G, Sacchini C, Nicolaides KH.
Ultrasound Obstet Gynecol 2003;22:31-5. -
Learning curve for sonographic examination of the fetal nasal bone at 11-14 weeks.
Cicero S, Dezerega V, Andrade E, Scheier M, Nicolaides KH.
Ultrasound Obstet Gynecol 2003;22:135-7. -
Nasal bone hypoplasia in trisomy 21 at 15-22 weeks' gestation.
Cicero S, Sonek JD, McKenna DS, Croom CS, Johnson L, Nicolaides KH.
Ultrasound Obstet Gynecol 2003;21:15-8.