S T Chasen

Summary

Affiliation: Cornell University
Country: USA

Publications

  1. doi request reprint Can early ultrasound reduce the gestational age at abortion for fetal anomalies?
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10065, USA
    Contraception 87:63-6. 2013
  2. doi request reprint Sequential testing for Down syndrome: the impact on estimated risk
    Stephen T Chasen
    Weill Medical College of Cornell University, Department of Obstetrics and Gynecology, New York, NY, USA
    Prenat Diagn 32:138-41. 2012
  3. ncbi request reprint Gestational age at abortion: the impact of first-trimester risk assessment for aneuploidy
    Stephen T Chasen
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 195:839-42. 2006
  4. ncbi request reprint Basic versus detailed sonography: what do we miss?
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, 525 E 68th St, Room J130, New York, NY 10021 USA
    J Ultrasound Med 28:1015-8. 2009
  5. ncbi request reprint First-trimester risk assessment for trisomies 21 and 18 in twin pregnancy
    Stephen T Chasen
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 197:374.e1-3. 2007
  6. ncbi request reprint Dilation and evacuation at >or=20 weeks: comparison of operative techniques
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 190:1180-3. 2004
  7. ncbi request reprint Is nuchal translucency screening associated with different rates of invasive testing in an older obstetric population?
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 190:769-74. 2004
  8. ncbi request reprint Changes in fetal presentation in twin pregnancies
    Stephen T Chasen
    Weill Medical College of Cornell University, Department of Obstetrics and Gynecology, New York, NY 10021, USA
    J Matern Fetal Neonatal Med 17:45-8. 2005
  9. ncbi request reprint Peripartum and perioperative management of the anticoagulated patient
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, 525 East 68th Street, New York, NY 10021, USA
    Obstet Gynecol Clin North Am 33:493-7, x-xi. 2006
  10. ncbi request reprint First-trimester screening for aneuploidy with fetal nuchal translucency in a United States population
    S T Chasen
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, New York 10021, USA
    Ultrasound Obstet Gynecol 22:149-51. 2003

Collaborators

Detail Information

Publications68

  1. doi request reprint Can early ultrasound reduce the gestational age at abortion for fetal anomalies?
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10065, USA
    Contraception 87:63-6. 2013
    ..A significant proportion of second-trimester abortions are done for fetal anomalies. Our objective was to evaluate the impact of ultrasound at <14 weeks on the gestational age at abortion for structural fetal abnormalities...
  2. doi request reprint Sequential testing for Down syndrome: the impact on estimated risk
    Stephen T Chasen
    Weill Medical College of Cornell University, Department of Obstetrics and Gynecology, New York, NY, USA
    Prenat Diagn 32:138-41. 2012
    ..Our objective was to describe the utilization of sequential screening and evaluate the impact on estimated Down syndrome risk...
  3. ncbi request reprint Gestational age at abortion: the impact of first-trimester risk assessment for aneuploidy
    Stephen T Chasen
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 195:839-42. 2006
    ..The purpose of this study was to determine the impact of first-trimester risk assessment on gestational age at abortion for abnormal fetal karyotype...
  4. ncbi request reprint Basic versus detailed sonography: what do we miss?
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, 525 E 68th St, Room J130, New York, NY 10021 USA
    J Ultrasound Med 28:1015-8. 2009
    ..The purpose of this study was to evaluate the impact of restrictive versus routine use of "detailed" second-trimester sonography...
  5. ncbi request reprint First-trimester risk assessment for trisomies 21 and 18 in twin pregnancy
    Stephen T Chasen
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 197:374.e1-3. 2007
    ..Our objective was to describe performance of first-trimester combined risk assessment in twin pregnancies...
  6. ncbi request reprint Dilation and evacuation at >or=20 weeks: comparison of operative techniques
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 190:1180-3. 2004
    ..Subsequent pregnancies at our hospital were identified, and obstetric outcomes were recorded. Categorical data were compared with Fisher exact test and chi(2) analysis. Continuous data were compared with Mann-Whitney U test...
  7. ncbi request reprint Is nuchal translucency screening associated with different rates of invasive testing in an older obstetric population?
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 190:769-74. 2004
    ..Our objective was to assess the impact of nuchal translucency screening for aneuploidy on chorionic villus sampling and amniocentesis rates in an older obstetric population...
  8. ncbi request reprint Changes in fetal presentation in twin pregnancies
    Stephen T Chasen
    Weill Medical College of Cornell University, Department of Obstetrics and Gynecology, New York, NY 10021, USA
    J Matern Fetal Neonatal Med 17:45-8. 2005
    ..The aim of the study was to describe the occurrence of spontaneous version in twins in the third trimester, as well as the correlation between antepartum and birth presentation...
  9. ncbi request reprint Peripartum and perioperative management of the anticoagulated patient
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, 525 East 68th Street, New York, NY 10021, USA
    Obstet Gynecol Clin North Am 33:493-7, x-xi. 2006
    ..Clinical decisions depend on the type of antepartum anticoagulation, obstetric factors, risk of hemorrhage, and the risk and implications of thrombosis...
  10. ncbi request reprint First-trimester screening for aneuploidy with fetal nuchal translucency in a United States population
    S T Chasen
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, New York 10021, USA
    Ultrasound Obstet Gynecol 22:149-51. 2003
    ..To examine the detection rate of chromosomal abnormalities using a combination of nuchal translucency (NT) and maternal age in a United States population...
  11. ncbi request reprint Are in vitro fertilization pregnancies with early spontaneous reduction high risk?
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 195:814-7. 2006
    ..The objective of the study was to determine whether spontaneous reduction in in vitro fertilization pregnancies results in outcomes comparable with in vitro fertilization singleton pregnancies or ongoing twin pregnancies...
  12. ncbi request reprint Does a "vanishing twin" affect first-trimester biochemistry in Down syndrome risk assessment?
    Stephen T Chasen
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 195:236-9. 2006
    ..The purpose of this study was to evaluate the impact of spontaneous reduction in multifetal pregnancy on first-trimester maternal serum biochemistry...
  13. ncbi request reprint Obstetric outcomes after surgical abortion at > or = 20 weeks' gestation
    Stephen T Chasen
    Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, New York, NY 10021, USA
    Am J Obstet Gynecol 193:1161-4. 2005
    ..The purpose of this study was to describe obstetric outcomes after surgical abortion at > or = 20 weeks, and to identify risk factors for subsequent spontaneous preterm birth...
  14. doi request reprint Does timing of biochemistry in first-trimester aneuploidy risk assessment affect the gestational age at prenatal diagnosis and pregnancy termination?
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10065, USA
    Prenat Diagn 30:1151-4. 2010
    ..To determine the relationship between the timing of chemistry and timing of prenatal diagnosis and pregnancy termination in pregnancies with chromosomal abnormalities...
  15. doi request reprint Clinical implications of first-trimester screening
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, 525 East 68th Street, New York, NY 10065, USA
    Clin Lab Med 30:605-11. 2010
    ..The detection of biochemical abnormalities associated with obstetric complications, such as low pregnancy-associated plasma protein A, could also affect the management and outcomes of some pregnancies...
  16. ncbi request reprint Ethical dimensions of nuchal translucency screening
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, 525 East 68th Street, Room J130, New York, NY, USA
    Clin Perinatol 30:95-102. 2003
    ..Screening should be offered only in centers where high quality is available. In our view, the results of ongoing trials will enhance this position...
  17. ncbi request reprint First-trimester biochemistry and outcomes in twin pregnancy
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, New York, New York, USA
    J Reprod Med 54:312-4. 2009
    ..To examine the relationship between levels of first-trimester serum analytes used in aneuploidy risk assessment and obstetric outcomes in twin pregnancy...
  18. doi request reprint Second-trimester fetal growth and the risk of poor obstetric and neonatal outcomes
    N S Fox
    Department of Obstetrics and Gynecology, Weill Cornell Medical College, New York, NY, USA
    Ultrasound Obstet Gynecol 32:61-5. 2008
    ..To compare outcomes of fetuses with an estimated fetal weight (EFW) < 25(th) percentile in the second trimester to those in fetuses with EFW >or= 25(th) percentile in the second trimester...
  19. doi request reprint Second-trimester fetal growth as a predictor of poor obstetric and neonatal outcome in patients with low first-trimester serum pregnancy-associated plasma protein-A and a euploid fetus
    N S Fox
    Department of Obstetrics and Gynecology, Weill Cornell Medical College, New York, NY 10128, USA
    Ultrasound Obstet Gynecol 33:34-8. 2009
    ..To examine if fetal growth during the second trimester predicts poor pregnancy and neonatal outcome in patients with low first-trimester serum pregnancy-associated plasma protein-A (PAPP-A) and a euploid fetus...
  20. ncbi request reprint Clinical significance of first trimester crown-rump length disparity in dichorionic twin gestations
    Robin B Kalish
    Department of Gynecology and Obstetrics, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, 525 East 68th Street, New York, NY 10021, USA
    Am J Obstet Gynecol 191:1437-40. 2004
    ..The purpose of this study was to determine the clinical significance of first trimester crown-rump disparity in dichorionic twin gestations...
  21. ncbi request reprint The clinical significance of fetal echogenic bowel
    H B Al-Kouatly
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, New York Presbyterian Hospital Weill Medical College of Cornell University, NY 10021, USA
    Am J Obstet Gynecol 185:1035-8. 2001
    ..The purpose of this study was to determine the incidence of cystic fibrosis, aneuploidy, and intrauterine infection with toxoplasmosis and cytomegalovirus in second-trimester fetuses with the sonographic finding of echogenic bowel...
  22. ncbi request reprint Factors associated with fetal demise in fetal echogenic bowel
    H B Al-Kouatly
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, New York Presbyterian Hospital Weill Medical College of Cornell University, NY 10021, USA
    Am J Obstet Gynecol 185:1039-43. 2001
    ..The purpose of this study was to determine risk factors associated with intrauterine fetal demise in fetuses with unexplained echogenic bowel that is diagnosed in the second trimester...
  23. ncbi request reprint Clinical use of first-trimester aneuploidy screening in a United States population can replicate data from clinical trials
    Sriram C Perni
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    Am J Obstet Gynecol 194:127-30. 2006
    ....
  24. ncbi request reprint Ethical issues in the management of pregnancies complicated by fetal anomalies
    Frank A Chervenak
    Department of Obstetrics and Gynecology, The New York Presbyterian Hospital, Weill Medical College of Cornell University, 525 East 68th Street J130, New York, NY 10025, USA
    Obstet Gynecol Surv 58:473-83. 2003
    ....
  25. doi request reprint Outcomes of preterm premature rupture of membranes in twin pregnancies
    Stephanie V Trentacoste
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    J Matern Fetal Neonatal Med 21:555-7. 2008
    ..To describe outcomes in twin pregnancies with preterm premature rupture of membranes (PPROM)...
  26. ncbi request reprint First- and second-trimester ultrasound assessment of gestational age
    Robin B Kalish
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    Am J Obstet Gynecol 191:975-8. 2004
    ..The purpose of this study was to evaluate and compare the accuracy of first- and second-trimester ultrasound assessment of fetal age...
  27. ncbi request reprint The role of cephalocentesis in modern obstetrics
    S T Chasen
    Department of Obstetrics and Gynecology, New York Presbyterian Hospital-Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 185:734-6. 2001
    ..RESULTS: All 3 fetuses were stillborn. Two delivered vaginally, and one delivered abdominally with a lower uterine incision. CONCLUSIONS: A reappraisal of the proper role of cephalocentesis in modern obstetrics is offered...
  28. ncbi request reprint Further evidence for first-trimester risk assessment as an autonomy-enhancing strategy
    Frank A Chervenak
    Weill Medical College of Cornell University, New York, NY, USA
    Ultrasound Obstet Gynecol 27:355. 2006
  29. doi request reprint The relationship between placental histology and cervical length in twin gestations
    Linda M Pelaez
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10065, USA
    J Perinat Med 38:485-9. 2010
    ..To evaluate differences in placental lesions in twin pregnancies with and without mid-trimester sonographic cervical shortening...
  30. doi request reprint First trimester pregnancy associated plasma protein-A as a marker for poor pregnancy outcome in patients with early-onset fetal growth restriction
    Nathan S Fox
    Department of Obstetrics, Gynecology and Reproductive Science, Mount Sinai School of Medicine, New York, NY 10128, USA
    Prenat Diagn 29:1244-8. 2009
    ..To determine whether pregnancy associated plasma protein-A (PAPP-A) can be used to identify pregnancies at risk for poor perinatal outcomes among patients with second trimester fetal growth restriction (FGR)...
  31. ncbi request reprint Assessment of umbilical cord coiling during the routine fetal sonographic anatomic survey in the second trimester
    Mladen Predanic
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, 525 E 68th St, Suite M 704, New York, NY 10021, USA
    J Ultrasound Med 24:185-91; quiz 192-3. 2005
    ..The purpose of this study was to evaluate the sonographic accuracy to determine the umbilical coiling index (UCI) during the routine fetal anatomic survey in the second trimester...
  32. ncbi request reprint Does hospitalization prevent preterm delivery in the patient with a short cervix?
    Nathan S Fox
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Perinatol 24:49-53. 2007
    ..Hospitalization was independently associated with an increased rate of cervical shortening...
  33. doi request reprint Inappropriate use of vancomycin for preventing perinatal group B streptococcal (GBS) disease in laboring patients
    Linda M Pelaez
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    J Perinat Med 37:487-9. 2009
    ..Our objective was to evaluate practitioner adherence to these guidelines...
  34. doi request reprint Contemporary practice patterns and beliefs regarding tocolysis among u.s. Maternal-fetal medicine specialists
    Nathan S Fox
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Obstet Gynecol 112:42-7. 2008
    ..To estimate maternal-fetal medicine specialists' practice patterns and perceived risks and benefits to tocolysis...
  35. doi request reprint Comparison of clinical estimation of fetal weight at the beginning and end of labor
    Nathan S Fox
    Department of Obstetrics and Gynecology, Weill Cornell Medical College, New York, NY, USA
    Int J Gynaecol Obstet 101:133-6. 2008
    ..To compare the accuracy of clinically estimated fetal weight (EFW) obtained at the beginning and end of labor...
  36. doi request reprint Negative fetal fibronectin: who is still treating for threatened preterm labor and does it help?
    Linda M Pelaez
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, USA
    J Perinat Med 36:202-5. 2008
    ..Our objective was to identify the rate at which patients with a negative fFN were managed for threatened preterm labor and if delivery outcomes were improved with such management...
  37. doi request reprint Spontaneous resolution of an adrenal mass seen on ultrasound at 17 weeks gestation
    Nathan S Fox
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    J Pediatr Hematol Oncol 30:405-6. 2008
    ..We report a congenital neuroblastoma with findings at 17 weeks gestation that was managed expectantly; this represents the earliest reported finding of a congenital neuroblastoma we could find in the English literature...
  38. ncbi request reprint Patient preference regarding first-trimester aneuploidy risk assessment
    Geeta Sharma
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 193:1429-36. 2005
    ..We assessed patient views regarding disclosure of first-trimester Down syndrome risk assessment results compared with withholding results until a single, more accurate second-trimester screening result is available...
  39. ncbi request reprint First trimester prediction of growth discordance in twin gestations
    Robin B Kalish
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 189:706-9. 2003
    ..The purpose of this study was to determine whether first trimester ultrasound scanning can identify twin gestations that are at risk for subsequent growth discordance...
  40. ncbi request reprint Association of amniotic fluid index with estimated fetal weight
    Sriram C Perni
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, 525 E 68th St, J 130, M 704, New York, NY 10021, USA
    J Ultrasound Med 23:1449-52; quiz 1453. 2004
    ..The association of body weight and urine output has been observed in human neonates. Our goal was to assess the correlation of the amniotic fluid index (AFI) with estimated fetal weight (EFW) in the third trimester...
  41. ncbi request reprint Fetal interleukin-1 receptor antagonist gene polymorphism, intra-amniotic interleukin-1beta levels, and history of spontaneous abortion
    Sriram C Perni
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, 525 East 68th Street, New York, NY 10021, USA
    Am J Obstet Gynecol 191:1318-23. 2004
    ..The purpose of this study was to determine whether fetal carriage of specific alleles of the polymorphic interleukin-1 receptor antagonist gene is associated with variations in intra-amniotic cytokine levels and previous pregnancy outcomes...
  42. ncbi request reprint Impact of midtrimester dilation and evacuation on subsequent pregnancy outcome
    Robin B Kalish
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, New York Weill Cornell Medical Center, 525 E 68th Street, Room J 130, New York, NY 10021, USA
    Am J Obstet Gynecol 187:882-5. 2002
    ..This study was undertaken to evaluate the impact of second-trimester dilation and evacuation (D&E) on subsequent pregnancy outcome...
  43. ncbi request reprint Fetal growth assessment and neonatal birth weight in fetuses with an isolated single umbilical artery
    Mladen Predanic
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, New York, USA
    Obstet Gynecol 105:1093-7. 2005
    ..To evaluate interval fetal growth and compare the incidence of small-for-gestational age (SGA) newborns between fetuses with an isolated single umbilical artery and those with a 3-vessel umbilical cord...
  44. ncbi request reprint A sonographic assessment of different patterns of placenta previa "migration" in the third trimester of pregnancy
    Mladen Predanic
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    J Ultrasound Med 24:773-80. 2005
    ..The purpose of this study was to compare the rates and patterns of placental "migration" with the mode of fetal and placental delivery and the incidence of peripartum complications...
  45. ncbi request reprint Outcomes of dichorionic triplet pregnancies
    Stephen T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 186:765-7. 2002
    ..The objective of this study was to describe outcomes in a series of dichorionic triplet pregnancies...
  46. ncbi request reprint Differential expression of immune system-related components in midtrimester amniotic fluid from singleton and twin pregnancies
    Sriram C Perni
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    Am J Obstet Gynecol 193:942-6. 2005
    ..We investigated differences between singleton and twin gestations in immune mediators in midtrimester amniotic fluid...
  47. ncbi request reprint Correlation between rare chromosomal abnormalities and prenatal ultrasound findings
    Huda B Al-Kouatly
    Department of Obstetrics and Gynecology, New York Hospital Weill Medical College of Cornell University, New York, New York 10021, USA
    Am J Med Genet 107:197-200. 2002
    ..Even with normal ultrasound findings, abnormalities may be present. These data may assist in counseling patients when testing reveals such chromosomal abnormalities...
  48. ncbi request reprint Clinical implications of the ethics of informed consent for first-trimester risk assessment for trisomy 21
    Frank A Chervenak
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    Semin Perinatol 29:277-9. 2005
    ..We identify the clinical implications of the ethics of informed consent for risk assessment for trisomy 21...
  49. ncbi request reprint Ultrasound evaluation of abnormal umbilical cord coiling in second trimester of gestation in association with adverse pregnancy outcome
    Mladen Predanic
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill College of Cornell University, New York, NY 10021, USA
    Am J Obstet Gynecol 193:387-94. 2005
    ..The purpose of this study was to evaluate the antenatal umbilical cord coiling index obtained during the fetal anatomic survey in the second trimester as a predictor of adverse pregnancy outcome...
  50. ncbi request reprint The umbilical cord thickness measured at 18-23 weeks of gestational age
    Mladen Predanic
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY, USA
    J Matern Fetal Neonatal Med 17:111-6. 2005
    ..To establish an umbilical cord thickness nomogram from anatomy ultrasound scans performed between 18 and 23 weeks of gestational age in singleton pregnancies, and compare it to two previously published nomograms...
  51. ncbi request reprint Mycoplasma hominis and Ureaplasma urealyticum in midtrimester amniotic fluid: association with amniotic fluid cytokine levels and pregnancy outcome
    Sriram C Perni
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, 525 East 68th Street, New York, NY 10021, USA
    Am J Obstet Gynecol 191:1382-6. 2004
    ..The association between the detection of Mycoplasma hominis or Ureaplasma urealyticum in midtrimester amniotic fluid and amniotic fluid cytokine concentrations and subsequent pregnancy outcome were examined...
  52. ncbi request reprint Interleukin-1 receptor antagonist gene polymorphism and multifetal pregnancy outcome
    Robin B Kalish
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 189:911-4. 2003
    ..The purpose of this study was to determine whether interleukin-1 receptor antagonist and/or interleukin-1beta gene polymorphisms influence multifetal pregnancy outcome...
  53. doi request reprint Influence of maternal body mass index on the clinical estimation of fetal weight in term pregnancies
    Nathan S Fox
    Maternal Fetal Medicine Associates, PLLC, Carnegie Hill Imaging for Women, PLLC, and the Department of Obstetrics, Gynecology and Reproductive Science, Mount Sinai School of Medicine, New York, New York, USA
    Obstet Gynecol 113:641-5. 2009
    ..To estimate the effect of maternal body mass index (BMI) on clinical estimated fetal weight in term pregnancies...
  54. ncbi request reprint Prognostic factors associated with antenatal subchorionic echolucencies
    Geeta Sharma
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    Am J Obstet Gynecol 189:994-6. 2003
    ..This study was undertaken to determine prognostic factors in pregnancies with a subchorionic echolucency...
  55. ncbi request reprint Correlation between prenatal and neonatal birth order in twin pregnancy
    S T Chasen
    Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    Am J Perinatol 18:151-4. 2001
    ..In dichorionic twin pregnancies, birth order is established early in gestation in >90% of cases regardless of route of delivery...
  56. doi request reprint History-indicated cerclage: practice patterns of maternal-fetal medicine specialists in the USA
    Nathan S Fox
    Department of Obstetrics and Gynecology, Weill Cornell Medical College, New York, NY, USA
    J Perinat Med 36:513-7. 2008
    ..This study was undertaken to estimate the practice patterns of maternal-fetal medicine specialists in regards to history-indicated cerclage...
  57. ncbi request reprint Short cervix: is a follow-up measurement useful?
    N S Fox
    Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Weill Medical College of Cornell University, New York, NY 10021, USA
    Ultrasound Obstet Gynecol 29:44-6. 2007
    ..To study if a repeat cervical length (CL) measurement in the patient already diagnosed with a short cervix has any additional value in the prediction of preterm delivery...
  58. ncbi request reprint Polymorphisms in the tumor necrosis factor-alpha gene at position -308 and the inducible 70 kd heat shock protein gene at position +1267 in multifetal pregnancies and preterm premature rupture of fetal membranes
    Robin B Kalish
    Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, New York Weill Medical College of Cornell University, 525 East 68th Street, New York, NY 10021, USA
    Am J Obstet Gynecol 191:1368-74. 2004
    ..The purpose of this study was to determine the relationship between preterm premature rupture of membranes, tumor necrosis factor-alpha, and heat shock protein-70 gene polymorphisms in multifetal gestations...
  59. ncbi request reprint Causes of thrombocytopenia in triplet gestations
    Huda B Al-Kouatly
    Department of Obstetrics and Gynecology, New York Presbyterian Hospital Weill Medical College of Cornell University, New York, NY, USA
    Am J Obstet Gynecol 189:177-80. 2003
    ..The purpose of this study was to determine the incidence and cause of thrombocytopenia in triplet gestations...
  60. ncbi request reprint Atypical sonographic presentation of fetal unilateral inguinoscrotal hernia in a multiple gestation
    Seema Sharma
    Department of Obstetrics and Gynecology, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania, USA
    J Perinat Med 32:378-80. 2004
    ..This mass was diagnosed postnatally as a non-reducible inguinoscrotal hernia, in which bowel peristalsis had not been observed by real-time ultrasound in utero...
  61. ncbi request reprint Esophageal atresia and tracheoesophageal fistula: the impact of prenatal suspicion on neonatal outcome in a tertiary care center
    Robin B Kalish
    New York Weill Cornell Medical Center, New York, USA
    J Perinat Med 31:111-4. 2003
    ..To determine the impact of antenatal suspicion of esophageal atresia (EA) with or without tracheoesophageal fistula (TEF) on neonatal outcome...
  62. ncbi request reprint Use of fetal magnetic resonance imaging in patients electing termination of pregnancy by dilation and evacuation
    Geeta Sharma
    Departments of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Weill Medical College of Cornell University, New York, NY 10021, USA
    Am J Obstet Gynecol 189:990-3. 2003
    ..The purpose of this study was to determine whether magnetic resonance imaging of the fetal brain before dilation and evacuation enhances diagnosis when equivocal ultrasound findings and disrupted autopsy specimens exist...
  63. doi request reprint Clinical estimation of fetal weight and the Hawthorne effect
    Nathan S Fox
    Department of Obstetrics and Gynecology NSF, STC, Weill Cornell Medical College, New York, NY, USA
    Eur J Obstet Gynecol Reprod Biol 141:111-4. 2008
    ..We sought to determine if an obstetrician's clinical estimation of fetal weight (EFW) is influenced by the Hawthorne effect seen in some clinical trials...
  64. doi request reprint Physical and sexual activity during pregnancy and near delivery
    Nathan S Fox
    Department of Obstetrics and Gynecology, Weill Cornell Medical College, New York, New York, USA
    J Womens Health (Larchmt) 17:1431-5. 2008
    ..We sought to determine if this was true among patients in a modern urban academic medical center...
  65. doi request reprint Citation classics in obstetrics and gynecology: the 100 most frequently cited journal articles in the last 50 years
    Justin S Brandt
    Department of Obstetrics and Gynecology, New York Presbyterian Hospital Weill Cornell Medical Center, New York, NY 10021, USA
    Am J Obstet Gynecol 203:355.e1-7. 2010
    ..Our objective was to characterize the most frequently cited articles published in obstetrics and gynecology journals during the last 50 years...
  66. doi request reprint The recommendation for bed rest in the setting of arrested preterm labor and premature rupture of membranes
    Nathan S Fox
    Department of Obstetrics and Gynecology, Weill Cornell Medical College, New York, NY, USA
    Am J Obstet Gynecol 200:165.e1-6. 2009
    ..The objective of the study was to estimate practice patterns regarding bed rest in women with preterm premature rupture of membranes (PPROM) and arrested preterm labor...
  67. ncbi request reprint Isolated fetal ascites caused by bowel perforation due to colonic atresia
    Geetika Agrawala
    Department of Obstetrics and Gynecology, Thomas Jefferson University Hospital, Philadelphia, Pennsylvania, USA
    J Matern Fetal Neonatal Med 17:291-4. 2005
    ..A colonic atresia should be also included in the differential diagnosis of isolated fetal ascites...
  68. ncbi request reprint The effect of childbirth on pelvic organ mobility
    Mladen Predanic
    Obstet Gynecol 102:1415; author reply 1415. 2003