-
Sphenofrontal distance on three-dimensional ultrasound in euploid and trisomy-21 fetuses at 16-24 weeks' gestation.
Cossellu G, Persico N, D'Ambrosi F, Carbone F, Fabietti I, Boito S, Farronato G, Fedele L, Nicolaides KH.
Ultrasound Obstet Gynecol 2016;48:177-80. pdf -
Second-trimester screening for trisomy-21 using prefrontal space ratio.
Chaveeva P, Agathokleous M, Poon LC, Markova D, Nicolaides KH.
Fetal Diagn Ther 2013;34:50-5. pdf -
Meta-analysis of second-trimester markers for trisomy 21.
Agathokleous M, Chaveeva P, Poon LC, Kosinski P, Nicolaides KH.
Ultrasound Obstet Gynecol 2013;41:247-61. -
Prefrontal space ratio: comparison between trisomy 21 and euploid fetuses in the second trimester.
Sonek J, Molina F, Hiett AK, Glover M, McKenna D, Nicolaides KH.
Ultrasound Obstet Gynecol 2012;40:293-6. -
Nasal bone assessment in fetuses with trisomy 21 at 16-24 weeks of gestation by three-dimensional ultrasound.
Persico N, Molina F, Azumendi G, Fedele L, Nicolaides KH.
Prenat Diagn 2012;32:240-4. -
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. -
Frontomaxillary facial angle in trisomy 21 fetuses at 16-24 weeks of gestation.
Molina F, Persico N, Borenstein M, Sonek J, Nicolaides KH.
Ultrasound Obstet Gynecol 2008;31:384-7. -
Frontomaxillary facial angles in screening for trisomy 21 at 14-23 weeks gestation.
Sonek J, Borenstein M, Downing C, McKenna D, Neiger R, Croom C, Genrich T, Nicolaides KH.
Am J Obstet Gynecol 2007;197:160. -
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 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. -
Prenatal ultrasonographic diagnosis of nasal bone abnormalities in three fetuses with Down syndrome.
Sonek JD, Nicolaides KH.
Am J Obstet Gynecol 2002;186:139-41. -
Maternal serum S100 protein in normal and Down syndrome pregnancies.
Abraha HD, Noble PL, Nicolaides KH, Sherwood RA.
Prenat Diagn 1999;19:334-6. -
Fetal mild hydronephrosis and chromosomal defects: relation to maternal age and gestation.
Snijders RJ, Sebire NJ, Faria M, Patel F, Nicolaides KH.
Fetal Diagn Ther 1995;10:349-55. -
Placental expression of alpha and beta subunits of human chorionic gonadotrophin in early pregnancies with Down's syndrome.
Brizot ML, Jauniaux E, Mckie AT, Farzaneh F, Nicolaides KH.
Hum Reprod 1995;10:2506-9.