-
A link between high serum levels of human chorionic gonadotrophin and chorionic expression of its mature functional receptor (LHCGR) in Down's syndrome pregnancies.
Banerjee S, Smallwood A, Chambers AE, Papageorghiou A, Loosfelt H, Spencer K, Campbell S, Nicolaides K.
Reprod Biol Endocrinol 2005;3:25. -
Prospective first-trimester screening for trisomy 21 in 30,564 pregnancies.
Avgidou K, Papageorghiou A, Bindra R, Spencer K, Nicolaides KH.
Am J Obstet Gynecol 2005;192:1761-7. -
Femur and humerus length in trisomy 21 fetuses at 11-14 weeks of gestation.
Longo D, DeFigueiredo D, Cicero S, Sacchini C, Nicolaides KH.
Ultrasound Obstet Gynecol 2004;23:143-7. -
Maxillary length at 11-14 weeks of gestation in fetuses with trisomy 21.
Cicero S, Curcio P, Rembouskos G, Sonek J, Nicolaides KH.
Ultrasound Obstet Gynecol 2004;24:19-22. -
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. -
Maternal weight correction of maternal serum PAPP-A and free beta-hCG MoM when screening for trisomy 21 in the first trimester of pregnancy.
Spencer K, Bindra R, Nicolaides KH.
Prenat Diagn 2003;23:851-5. -
Screening for trisomy 21 in twins using first trimester ultrasound and maternal serum biochemistry in a one-stop clinic: a review of three years experience.
Spencer K, Nicolaides KH.
BJOG 2003;110:276-80. -
Ear length in trisomy 21 fetuses at 11-14 weeks of gestation.
Sacchini C, El-Sheikhah A, Cicero S, Rembouskos G, Nicolaides KH.
Ultrasound Obstet Gynecol 2003;22:460-3. -
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. -
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. -
One-stop clinic for assessment of risk for trisomy 21 at 11-14 weeks: a prospective study of 15 030 pregnancies.
Bindra R, Heath V, Liao A, Spencer K, Nicolaides KH.
Ultrasound Obstet Gynecol 2002;20:219-25. -
Maternal serum levels of dimeric inhibin A in pregnancies affected by trisomy 21 in the first trimester.
Spencer K, Liao AW, Ong CY, Geerts L, Nicolaides KH.
Prenat Diagn 2001;21:441-4. -
Maternal serum levels of total activin-A in first-trimester trisomy 21 pregnancies.
Spencer K, Liao AW, Skentou H, Ong CY, Nicolaides KH.
Prenat Diagn 2001;21:270-3. -
Outcome of pregnancy in chromosomally normal fetuses with increased nuchal translucency in the first trimester.
Souka AP, Krampl E, Bakalis S, Heath V, Nicolaides KH.
Ultrasound Obstet Gynecol 2001;18:9-17. -
First-trimester screening for trisomy 21 in singleton pregnancies achieved by assisted reproduction.
Liao AW, Heath V, Kametas N, Spencer K, Nicolaides KH.
Hum Reprod 2001;16:1501-4. -
Absence of nasal bone in fetuses with trisomy 21 at 11-14 weeks of gestation: an observational study.
Cicero S, Curcio P, Papageorghiou A, Sonek J, Nicolaides K.
Lancet 2001;358:1665-7. -
First trimester markers of trisomy 21 and the influence of maternal cigarette smoking status.
Spencer K, Ong CYT, Liao AWJ, Papademetriou D, Nicolaides KH.
Prenat Diagn 2000;20:852-3. -
First trimester prenatal diagnosis of trisomy 21 in discordant twins using fetal nuchal translucency thickness and maternal serum free beta-hCG and PAPP-A.
Spencer K, Nicolaides KH.
Prenat Diagn 2000;20:683-4. -
The influence of fetal sex in screening for trisomy 21 by fetal nuchal translucency, maternal serum free beta-hCG and PAPP-A at 10-14 weeks of gestation.
Spencer K, Ong CY, Liao AW, Papademetriou D, Nicolaides KH.
Prenat Diagn 2000;20:673-5.