Genomes and Genes
Summary: The condition of bearing two or more FETUSES simultaneously. (Stedman, 25th ed)
Publications206 found, 100 shown here
- Impact of a cryopreservation program on the multiple pregnancy rate associated with assisted reproductive technologiesJ A Schnorr
Department of Obstetrics and Gynecology, The Jones Institute for Reproductive Medicine, Eastern Virginia Medical School, Norfolk, Virginia 23507, USA
Fertil Steril 75:147-51. 2001..To determine the impact of a cryopreservation program on pregnancy rates and multiple-pregnancy rates in ART cycles...
- IVF results: optimize not maximizeTarek El-Toukhy
Assisted Conception Unit, Guy s and St Thomas Hospital, NHS Trust, London, United Kingdom
Am J Obstet Gynecol 194:322-31. 2006..A brief overview of the respective UK legislative system is also presented...
- Perinatal outcome of singletons and twins after assisted conception: a systematic review of controlled studiesFrans M Helmerhorst
Department of Obstetrics, Gynaecology and Reproductive Medicine, Leiden University Medical Center, NL 2300 Leiden, Netherlands
BMJ 328:261. 2004..To compare the perinatal outcome of singleton and twin pregnancies between natural and assisted conceptions...
- Risk factors for pre-eclampsia at antenatal booking: systematic review of controlled studiesKirsten Duckitt
Department of Obstetrics and Gynaecology, John Radcliffe Hospital, Oxford OX3 9DU
BMJ 330:565. 2005..To determine the risk of pre-eclampsia associated with factors that may be present at antenatal booking...
- Perinatal outcome of 12,021 singleton and 3108 twin births after non-IVF-assisted reproduction: a cohort studyWillem Ombelet
Scientific Board of the Flemish Society of Obstetrics and Gynaecology, St Niklaas, Brussels
Hum Reprod 21:1025-32. 2006..In conclusion, COS/AI singleton and twin pregnancies are significantly disadvantaged compared to naturally conceived children...
- Adverse maternal outcomes in multifetal pregnanciesMark C Walker
OMNI Research Group, Department of Obstetrics and Gynecology, University of Ottawa, Ottawa General Hospital, General Campus, 501 Smyth Road, Box 241, Ottawa, Ontario, Canada K1H 8LG
BJOG 111:1294-6. 2004..Multiple gestation pregnancies are associated with an increased risk of morbidity for the mother. This should be taken into consideration in antenatal care of these women...
- Reduction of the multiple pregnancy rate in a preimplantation genetic diagnosis programme after introduction of single blastocyst transfer and cryopreservation of blastocysts biopsied on day 3Tarek El-Toukhy
Assisted Conception Unit and PGD Centre, Guy s and St Thomas Hospital NHS Foundation Trust, 11th Floor Tower Wing, St Thomas Street, London SE1 9RT, UK
Hum Reprod 24:2642-8. 2009....
- A short review of twin pregnancy and how oxytocin receptor expression may differ in multiple pregnancyPeter Turton
Department of Physiology, School of Biomedical Sciences, University of Liverpool, Crown Street, Liverpool L693BX, UK
Eur J Obstet Gynecol Reprod Biol 144:S40-4. 2009During a multiple pregnancy, the mother and her fetuses are exposed to a variety of risks during both pregnancy and labour. The most notable of these risks is that of pre-term labour and its associated sequelae...
- Intrahepatic cholestasis of pregnancy in women with a multiple pregnancy: an analysis of risks and pregnancy outcomesAndrea Y Lausman
Department of Obstetrics and Gynaecology, University of Toronto, Toronto, ON
J Obstet Gynaecol Can 30:1008-13. 2008..This study was conducted to assess the incidence and perinatal outcomes of multiple pregnancies complicated by intrahepatic cholestasis of pregnancy in an urban population...
- Safety versus success in elective single embryo transfer: women's preferences for outcomes of in vitro fertilisationG S Scotland
Health Economics Research Unit, University of Aberdeen, Foresterhill, Aberdeen, UK
BJOG 114:977-83. 2007..To assess whether women waiting to undergo in vitro fertilisation (IVF) view adverse outcomes associated with twin pregnancy as more desirable than having no pregnancy at all...
- Risk for gestational diabetes and hypertension for women with twin pregnancy compared to singleton pregnancyKai J Buhling
Clinic of Obstetrics, Charite Campus Virchow Klinikum, Augustenburger Platz 1, 13353 Berlin, Germany
Arch Gynecol Obstet 269:33-6. 2003....
- [Comparison of multiple pregnancy rate following transfer of frozen-thawed or fresh embryos and analysis of related factors]Hong Zhen Li
Department of Obstetrics and Gynecology, Third Hospital of Peking University, Beijing 100083, China
Zhonghua Yi Xue Za Zhi 89:2626-8. 2009To compare the multiple pregnancy rates of frozen-thawed embryos transfer (FET) or fresh embryos transfer, analyze the factors related to multiple pregnancies after IVF and study pregnancy rates with different number of embryos ..
- Improving multiple pregnancy outcomes with nutritional interventionsBarbara Luke
Department of Epidemiology and Public Health, University of Miami School of Medicine, Miami, Florida 33136, USA
Clin Obstet Gynecol 47:146-62. 2004
- Single blastocyst transfer: a prospective randomized trialDavid K Gardner
Colorado Center for Reproductive Medicine, Englewood, Colorado 80110, USA
Fertil Steril 81:551-5. 2004..To determine the efficacy of single blastocyst transfer...
- Minimal stimulation IVF with late follicular phase administration of the GnRH antagonist cetrorelix and concomitant substitution with recombinant FSH: a pilot studyM J Pelinck
Section of Reproductive Medicine, Department of Obstetrics and Gynaecology, University Hospital Groningen, Hanzeplein 1, 9713 GZ Groningen, The Netherlands
Hum Reprod 20:642-8. 2005..The use of the natural cycle for IVF offers the advantage of a patient-friendly and low-risk protocol. Its effectiveness is limited, but may be improved by using a GnRH antagonist to prevent untimely LH surges...
- Influence of twin-twin transfusion syndrome on fetal cardiovascular structure and function: prospective case-control study of 136 monochorionic twin pregnanciesA A Karatza
Department of Maternal Fetal Medicine, Queen Charlotte s and Chelsea Hospital, Imperial College, London, UK
Heart 88:271-7. 2002..To test the hypothesis that identical twins show no inter-twin differences in cardiovascular structure or physiology in fetal life unless there has been twin-twin transfusion syndrome...
- A randomized comparison of alternative methods of information provision on the acceptability of elective single embryo transferS Murray
Aberdeen Fertility Centre, Aberdeen Maternity Hospital, Foresterhill, Aberdeen AB25 2ZL, UK
Hum Reprod 19:911-6. 2004..The purpose of this study was to assess the effect of alternative ways of providing information about the risks of twins on couples' perceptions about elective single embryo transfer (eSET)...
- Further considerations on natural or mild hyperstimulation cycles for intrauterine insemination treatment: effects on pregnancy and multiple pregnancy ratesA J Goverde
Vrije Universiteit Medical Centre, Department of Reproductive Medicine, Division of Obstetrics and Gynaecology, Amsterdam, The Netherlands
Hum Reprod 20:3141-6. 2005The high iatrogenic multiple pregnancy rate associated with intrauterine insemination (IUI) in hyperstimulated cycles is becoming less acceptable...
- Prediction of spontaneous preterm delivery in twin pregnancies by cervical length at mid-gestationKatharina Klein
Department of Obstetrics and Feto maternal Medicine, Medical University of Vienna, Austria
Twin Res Hum Genet 11:552-7. 2008..084; 95% CI 1.015; 1.159; p = .017). We conclude that the risk of severe preterm delivery in twins is high. Cervical length at mid-gestation was the only predictor of delivery before 34 weeks...
- Reducing the risk of high-order multiple pregnancy after ovarian stimulation with gonadotropinsN Gleicher
Center for Human Reproduction Illinois, Chicago, USA
N Engl J Med 343:2-7. 2000..Whether the number of high-order multiple pregnancies (those with three or more fetuses) can be reduced is not known...
- Multiple pregnancy in rural Burkina Faso: frequency, survival, and use of health servicesAlbrecht Jahn
Department of Tropical Hygiene and Public Health, Ruprecht Karls Universitat Heidelberg, Germany
Acta Obstet Gynecol Scand 85:26-32. 2006..To assess the birth of twins in rural Burkina Faso with respect to prevalence, mortality, and provision of obstetric care...
- New Belgian embryo transfer policy leads to sharp decrease in multiple pregnancy rateL Van Landuyt
Centre for Reproductive Medicine, University Hospital, Vrije Universiteit Brussel, Laarbeeklaan 101, B Brussels, Belgium
Reprod Biomed Online 13:765-71. 2006..for the following parameters: positive human chorionic gonadotrophin (HCG), clinical pregnancy rate and multiple pregnancy rate according to the age categories defined by the policy: <36, 36-39 and 40-42 years. HCG rates (34...
- The Doppler assessment in multiple pregnancy randomised controlled trial of ultrasound biometry versus umbilical artery Doppler ultrasound and biometry in twin pregnancyWarwick Giles
Discipline of Reproductive Medicine and Mothers and Babies Research Centre, Faculty of Medicine and Health Sciences, University of Newcastle, New South Wales 2308, Callaghan, Australia
BJOG 110:593-7. 2003..To assess the addition value of umbilical artery Doppler ultrasound added to standard ultrasound biometry measurements in the management of twin pregnancies...
- Follicular diameters in conception cycles with and without multiple pregnancy after stimulated ovulation inductionJ R Richmond
Department of Obstetrics and Gynaecology, Queen Mother s Hospital, Glasgow, G3 8SJ
Hum Reprod 20:756-60. 2005..No reliable datasets have shown clear criteria for predicting multiple pregnancy. The aim of this study was to eliminate a number of variables by examining only conception cycles to ..
- Blastocyst transfer decreases multiple pregnancy rates in in vitro fertilization cycles: a randomized controlled trialJohn L Frattarelli
Fertil Steril 79:228-30. 2003
- Management of other complications specific to monochorionic twin pregnanciesL Pasquini
Centre for Fetal Care, Queen Charlotte s and Chelsea Hospital, Du Cane Road, Hammaersmith, W12 0HS London, UK
Best Pract Res Clin Obstet Gynaecol 18:577-99. 2004..Recent strategies to reduce the high perinatal mortality due to cord entanglement in antenatally diagnosed monoamniotic twins including medical amnioreduction and elective caesarean delivery at 32 weeks, are also discussed...
- The association between maternal factors and perinatal outcomes in triplet pregnanciesBarbara Luke
Department of Obstetrics and Gynecology, University of Miami School of Medicine, FL 33136, USA
Am J Obstet Gynecol 187:752-7. 2002..The purpose of this study was to evaluate the associations between maternal factors and outcomes in triplet pregnancies...
- Live birth rate is significantly higher after blastocyst transfer than after cleavage-stage embryo transfer when at least four embryos are available on day 3 of embryo culture. A randomized prospective studyEvangelos G Papanikolaou
Centre for Reproductive Medicine, University Hospital, Vrije Univestiteit Brussel Free University of Brussels, Laarbeeklaaan 101, B 1090, Brussels, Belgium
Hum Reprod 20:3198-203. 2005..In a randomized controlled trial, we assessed whether pregnancy outcome would be improved by extending embryo culture to day 5 and transferring a blastocyst in patients with at least four good-quality embryos on day 3...
- In vitro fertilization with single blastocyst-stage versus single cleavage-stage embryosEvangelos G Papanikolaou
Centre for Reproductive Medicine, Academisch Ziekenhuis, Vrije Universiteit Brussel, Brussels
N Engl J Med 354:1139-46. 2006....
- The effect of plurality and gestation on the prevention or postponement of infant mortality: 1989-1991 versus 1999-2001Barbara Luke
University of Miami School of Nursing and Health Studies, Coral Gables, Florida 33143, USA
Twin Res Hum Genet 10:514-20. 2007..Infant mortality rates improved by 28% for singletons, 32% for twins and triplets during the 1990s, although for the most premature infants, some deaths were postponed from the early to the late neonatal period...
- Embryo quality is more important for younger women whereas age is more important for older women with regard to in vitro fertilization outcome and multiple pregnancyTsung Hsien Lee
Department of Obstetrics and Gynecology, College of Medicine, National Taiwan University, Taipei, Taiwan
Fertil Steril 86:64-9. 2006To determine the efficiency of embryo scoring systems for multiple pregnancy in women undergoing IVF procedures.
- Gestational hypertension in pregnancies supported by infertility treatments: role of infertility, treatments, and multiple gestationsSonia Hernandez-Diaz
Slone Epidemiology Center at Boston University, Boston, Massachusetts 02215, USA
Fertil Steril 88:438-45. 2007..To investigate the association between infertility treatments and gestational hypertension and preeclampsia...
- The costs to the NHS of multiple births after IVF treatment in the UKWilliam L Ledger
The Jessop Wing, Centre for Reproductive Medicine and Fertility, Sheffield Teaching Hospitals Trust, University of Sheffield, UK
BJOG 113:21-5. 2006..To determine the cost to the NHS resulting from multiple pregnancies arising from IVF treatment in the UK, and to compare those costs with the cost to the NHS due to singleton pregnancies resulting from IVF treatment...
- An association of chorionicity with preterm twin birthDebora Penava
Department of Obstetrics and Gynaecology, The University of Western Ontario, London ON
J Obstet Gynaecol Can 26:571-4. 2004..To assess the risk factors for preterm birth in twin pregnancies, particularly monochorionicity...
- Single embryo transfer and IVF/ICSI outcome: a balanced appraisalJan M R Gerris
Centre for Reproductive Medicine, Middelheim Hospital, Lindendreef 1, Antwerp, Belgium
Hum Reprod Update 11:105-21. 2005....
- Damaged babies from assisted reproductive technologies: focus on the BESST (birth emphasizing a successful singleton at term) outcomeDavid Healy
Department of Obstetrics and Gynaecology, Monash University, Clayton, Melbourne, Australia
Fertil Steril 81:512-3, discussion 526. 2004..The BESST (birth emphasizing a successful singleton at term) statistic per assisted reproductive technolgies (ART) cycle commenced is proposed to help minimize multiple births...
- Spontaneous embryonic loss rates in twin and singleton pregnancies after transfer of top- versus intermediate-quality embryosGiovanni B La Sala
Department of Obstetrics and Gynecology, Arcispedale Santa Maria Nuova, Reggio Emilia, Italy
Fertil Steril 84:1602-5. 2005..To determine whether embryo quality is associated with early spontaneous loss rates in twin and singleton pregnancies after IVF/intracytoplasmic sperm injection (ICSI)...
- The desire of infertile patients for multiple birthsGinny L Ryan
Department of Obstetrics and Gynecology, University of Iowa Roy J and Lucille A Carver College of Medicine, University of Iowa Hospitals and Clinics, Iowa City, Iowa 52242 1080, USA
Fertil Steril 81:500-4. 2004..To determine the proportion of infertile women who prefer a multiple birth over a singleton, patient characteristics associated with this desire, and patient knowledge about the risks of multiple births...
- Elective single embryo transfer in women aged 36-39 yearsZdravka Veleva
Department of Obstetrics and Gynecology, University of Oulu, Oulu, Finland
Hum Reprod 21:2098-102. 2006The elective single embryo transfer policy is the only effective strategy known to minimize the risk of multiple pregnancy. However, little is known about its applicability to women older than 35 years.
- In unselected patients, elective single embryo transfer prevents all multiples, but results in significantly lower pregnancy rates compared with double embryo transfer: a randomized controlled trialAafke P A van Montfoort
Research Institute Growth and Development GROW, Department of Obstetrics and Gynaecology, Academic Hospital Maastricht, PO Box 5800, 6202 AZ Maastricht, The Netherlands
Hum Reprod 21:338-43. 2006..However, the reduced overall multiple pregnancy rate (PR) is still unacceptably high...
- [Multiple pregnancies: epidemiology and management]C B Lambalk
Ned Tijdschr Geneeskd 148:448; author reply 449-50. 2004
- Preterm birth in twins after subfertility treatment: population based cohort studyHans Verstraelen
Department of Obstetrics and Gynaecology, Ghent University Hospital 1P3, De Pintelaan, B 9000 Ghent, Belgium
BMJ 331:1173. 2005..To assess gestational length and prevalence of preterm birth among medically and naturally conceived twins; to establish the role of zygosity and chorionicity in assessing gestational length in twins born after subfertility treatment...
- Preterm birth and multiple pregnancy in European countries participating in the PERISTAT projectB Blondel
INSERM, U149, Epidemiological Research Unit on Perinatal and Women s Health, Paris and Villejuif, France
BJOG 113:528-35. 2006..To compare rates of preterm birth among multiple births in European countries, to estimate their contribution to overall preterm birth rates and to explore factors which could explain differences between preterm birth rates...
- The implantation of every embryo facilitates the chances of the remaining embryos to implant in an IVF programme: a mathematical model to predict pregnancy and multiple pregnancy ratesRoberto Matorras
Department of Obstetrics and Gynecology, Hospital de Cruces, Baracaldo, Vizcaya, Pais Vasco University, Spain
Hum Reprod 20:2923-31. 2005We aimed to assess the validity of a theoretical mathematical model to predict the pregnancy rate and the multiple pregnancy rate in IVF/oocyte donation programmes on the basis of the implantation rate and the number of transferred embryos...
- Maternal physiology and complications of multiple pregnancyErrol R Norwitz
Department of Obstetrics, Gynecology and Reproductive Sciences, Yale New Haven Hospital, Yale University School of Medicine, New Haven, CT 06520, USA
Semin Perinatol 29:338-48. 2005..This article reviews in detail the maternal physiologic adaptations required to support a multiple pregnancy and the maternal complications that develop when these systems fail or are overwhelmed.
- Infant mortality rates in single, twin and triplet births, and influencing factors in Japan, 1995-98Y Imaizumi
Faculty of Health Science, Hyogo University, Hiraoka cho, Kakogawa City, Hyogo Prefecture 675 0101, Japan
Paediatr Perinat Epidemiol 15:346-51. 2001..The overall early neonatal death rate decreased as gestational age rose in singletons, twins and triplets. For birthweights <1000 g, higher IMRs were related to gestational ages of <28 weeks...
- Multiple birth resulting from ovarian stimulation for subfertility treatmentBart C J M Fauser
Department of Reproductive Medicine, University Medical Centre, Heidelberglaan 100, 3584 CX Utrecht, Netherlands
Lancet 365:1807-16. 2005..The very nature of ovarian hyperstimulation--with or without IUI--enhances the risk of multiple pregnancy (eg, two or more babies)...
- IVF/ICSI twin pregnancies: risks and preventionAnja Pinborg
The Fertility Clinic, The Juliane Marie Centre, Copenhagen University Hospital, Rigshospitalet, Blegdamsvej, Copenhagen, Denmark
Hum Reprod Update 11:575-93. 2005..Furthermore vanishing twins account for another hazard of DET. These problems can be resolved by implementing eSET, diminishing the twin birth rate without affecting the overall goal of achieving a healthy infant...
- Changes in twinning rates in South Korea: 1981-2002Yoon Mi Hur
Seoul National University, College of Medicine, Seoul, South Korea
Twin Res Hum Genet 8:76-9. 2005..The results did not support the recent finding of higher twinning incidence in industrialized regions...
- Maternal and perinatal outcome in pregnancies complicated with hypertensive disorder of pregnancy: a seven year experience of a tertiary care centerGulseren Yucesoy
Department of Obstetrics and Gynecology, School of Medicine, University of Kocaeli, Kocaeli, Turkey
Arch Gynecol Obstet 273:43-9. 2005..The aim of the study was to determine the risk factors, prevalance, epidemiological parameters and maternal-perinatal outcome in pregnant women with hypertensive disorder...
- The relative myth of elective single embryo transferNorbert Gleicher
Center for Human Reproduction, New York, NY 10021, USA
Hum Reprod 21:1337-44. 2006..According to US guidelines, e-SET, therefore, appears to represent an appropriate transfer option for only a small minority of IVF patients. Argument in favour of indiscriminate SET appears unrealistic and should be reconsidered...
- Determinants of birthweight and intrauterine growth in liveborn twinsRuth J F Loos
Faculty of Medicine, Centre for Human Genetics, Katholieke Universiteit Leven, Leuven, Belgium
Paediatr Perinat Epidemiol 19:15-22. 2005..Gestation is the main determinant of birthweight. Other placental and maternal factors have a modest but significant influence on prenatal growth...
- Number of embryos for transfer after IVF and ICSI: a Cochrane reviewZabeena Pandian
Department of Obstetrics and Gynaecology, Aberdeen Maternity Hospital, Aberdeen, UK
Hum Reprod 20:2681-7. 2005The most common complication of IVF is multiple pregnancy, which occurs in 25% of pregnancies following the transfer of two embryos. Single embryo transfer can minimize twin pregnancies but could also lower live birth rates...
- Two cycles with single embryo transfer versus one cycle with double embryo transfer: a randomized controlled trialH G M Lukassen
Department of Obstetrics and Gynecology, University Medical Centre Nijmegen, Geert Grooteplein 10, 6525 GA, Nijmegen, The Netherlands
Hum Reprod 20:702-8. 2005....
- Impact of a restriction in the number of embryos transferred on the multiple pregnancy rateDiane De Neubourg
Department of Obstetrics Gynecology Fertility, Centre for Reproductive Medicine, Middelheim Hospital, Lindendreef 1, 2020 Antwerp, Belgium
Eur J Obstet Gynecol Reprod Biol 124:212-5. 2006..The impact on the incidence of multiple and twin pregnancy rate as well as on ongoing pregnancy rate in our centre is calculated...
- First trimester screening for Down syndrome in multiple pregnancyJane Cleary-Goldman
Columbia University Medical Center, New York, NY 10032, USA
Semin Perinatol 29:395-400. 2005..Options for screening tests are limited. First trimester screening for Down syndrome in patients with multiples appears promising. This paper will review the advantages of first trimester screening in this high-risk patient population...
- The desire for multiple pregnancy in male and female infertility patientsTim J Child
McGill Reproductive Center, Royal Victoria Hospital, Department of Obstetrics and Gynecology, McGill University, 687 Pine Avenue West, Montreal, Quebec H3A 1A1, Canada
Hum Reprod 19:558-61. 2004..We wished to evaluate the desire for multiple birth among patients, and the effect of patient demographics and recognition of the increased fetal risks of multiple pregnancy on this desire.
- Assisted reproductive technology in Europe, 2000. Results generated from European registers by ESHREA Nyboe Andersen
ESHRE Central Office, Meerstraat 60, B 1852 Grimbergen, Belgium
Hum Reprod 19:490-503. 2004..7% after IVF and by 0.8% after ICSI. The total multiple delivery rates after IVF and ICSI remain unchanged during the last 4 years...
- Pregnancy and perinatal outcomes after assisted reproduction: a comparative studyC Allen
Human Assisted Reproduction Ireland, Rotunda Hospital, Dublin, Ireland
Ir J Med Sci 177:233-41. 2008..Increasing use of fertility therapy has elicited concerns regarding adverse effects for expectant mothers and the health of children thus conceived...
- Term perinatal mortality and morbidity in monochorionic and dichorionic twin pregnancies: a retrospective studyEnrico Lopriore
Department of Paediatrics, Division of Neonatology, Leiden University Medical Centre, Leiden, The Netherlands
Acta Obstet Gynecol Scand 87:541-5. 2008..The aim of our study was to determine the difference in perinatal mortality and morbidity in MC and DC twins born after 37 weeks' gestation...
- Should we continue performing intrauterine inseminations in the year 2004?B J Cohlen
Department of Obstetrics and Gynaecology, Isala Clinics Zwolle, Location Sophia, Zwolle, The Netherlands
Gynecol Obstet Invest 59:3-13. 2005..Future research should focus on prediction models to predict the outcome of MOH/IUI treatment for individual couples before starting treatment...
- [Prospective evaluation of elective single-embryo transfer versus double-embryo transfer following in vitro fertilization: a two-year French hospital experience]L Leniaud
Service d Histologie Embryologie Cytogénétique, Laboratoire de Biologie de la Reproduction, CHU Jean Verdier, Assistance Publique Hopitaux de Paris AP HP, Avenue du 14 Juillet, 93140 Bondy, France
Gynecol Obstet Fertil 36:159-65. 2008..This prospective non randomized study aimed to assess the ability of an elective single-embryo transfer (eSET) policy to reduce the twin pregnancy rate, compared to a double embryo transfer (DET) approach...
- Costs of multiple pregnancyL Wood
BJOG 115:416. 2008
- Single embryo transfer and multiple pregnancy rate reduction in IVF/ICSI: a 5-year appraisalP De Sutter
Infertility Centre, Ghent University Hospital, De Pintelaan 185, B 9000 Ghent, Belgium
Reprod Biomed Online 6:464-9. 2003..This could reflect a better developmental or implantation potential of these embryos, but this finding remains to be confirmed...
- Selective single blastocyst transfer reduces the multiple pregnancy rate and increases pregnancy rates: a pre- and postintervention studyY Khalaf
Assisted Conception Unit, Guy s and St Thomas Hospital NHS Foundation Trust, London, UK
BJOG 115:385-90. 2008To examine the clinical pregnancy rate (CPR) and multiple pregnancy rate (MPR) in a large in vitro fertilisation (IVF) programme before and after the introduction of single blastocyst transfer (SBT) strategy in a selected group of women.
- Maternal morbidity and infant death in twin vs triplet and quadruplet pregnanciesBarbara Luke
University of Miami School of Nursing and Health Studies, Coral Gables, FL, USA
Am J Obstet Gynecol 198:401.e1-10. 2008..The purpose of this study was to calculate nationally representative, population-based estimates of maternal and neonatal risks in triplet and quadruplet pregnancies compared with twin pregnancies...
- Prospective risk of stillbirth in multiple-gestation pregnancies: a population-based analysisShanthi Sairam
Feto maternal Medicine Unit, Academic Department of Obstetrics and Gynaecology, St George s Hospital Medical School, London, United Kingdom
Obstet Gynecol 100:638-41. 2002..To evaluate the prospective risk of stillbirth in multiple gestations...
- The effect of legislation on outcomes of assisted reproduction technology: lessons from the 2004 Italian lawGiovanni Battista La Sala
Department of Obstetrics and Gynecology, Arcispedale Santa Maria Nuova, Reggio Emilia, Italy
Fertil Steril 89:854-9. 2008..To evaluate the effect of the 2004 Italian regulations (insemination of <or=3 oocytes/cycle, transfer of all embryos, prohibition of embryo cryopreservation) on outcomes of assisted reproduction treatment (ART)...
- Progesterone for the prevention of preterm birth in women with multiple pregnancies: the AMPHIA trialArianne C Lim
Department of Obstetrics and Gynaecology, Academic Medical Centre, Amsterdam, The Netherlands
BMC Pregnancy Childbirth 7:7. 2007..At present, there are no data on the effectiveness of progesterone in the prevention of preterm birth in multiple pregnancies...
- Does chorionicity or zygosity predict adverse perinatal outcomes in twins?Johanne Dubé
Department of Obstetrics and Gynecology, Dalhousie University, Halifax, Nova Scotia, Canada
Am J Obstet Gynecol 186:579-83. 2002..The purpose of this study was to evaluate chorionicity and zygosity as risk factors for adverse perinatal outcomes in twins...
- Spontaneous reduction of multiple pregnancy: incidence and effect on outcomeRichard P Dickey
Fertility Institute, New Orleans University, LA, USA institute com
Am J Obstet Gynecol 186:77-83. 2002..Our objective was to determine the incidence of spontaneous reduction in multiple pregnancies during the first 12 gestational weeks and determine the outcome of the surviving fetuses...
- How should randomised trials including multiple pregnancies be analysed?Simon Gates
National Perinatal Epidemiology Unit, Institute of Health Sciences, Old Road, Oxford OX3 7LF, UK
BJOG 111:213-9. 2004..To compare the effects of four methods of analysis on the results of randomised controlled trials that recruit women with multiple pregnancies and measure outcomes on their babies...
- The association between fetal sex and preterm birth in twin pregnanciesHongzhuan Tan
OMNI Research Group and Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Faculty of Medicine, University of Ottawa, 501 Smyth Road, Ottawa, Ontario, Canada K1H 8L6
Obstet Gynecol 103:327-32. 2004..To assess the association between the fetal sex and preterm birth...
- Course of ovarian hyperstimulation syndrome in 19 intact twin pregnancies after assisted reproduction techniques, with a case report of severe thromboembolismSusanne Cupisti
Department of Obstetrics and Gynecology, University Hospital, Erlangen, Germany
Twin Res Hum Genet 9:691-6. 2006....
- Elective single embryo transfer with cryopreservation improves the outcome and diminishes the costs of IVF/ICSIZdravka Veleva
Department of Obstetrics and Gynecology, University of Oulu, PO Box 5000, Oulu FIN 90014, Finland
Hum Reprod 24:1632-9. 2009....
- Intrauterine insemination in The NetherlandsPieternel Steures
Department of Obstetrics and Gynaecology, Vrije Universiteit Medical Centre, Amsterdam, The Netherlands
Reprod Biomed Online 14:110-6. 2007..0%) was comparable with that reported in the international literature (8.7%). The contribution made by IUI to the number of multiple pregnancies in The Netherlands was much smaller than the contribution made by IVF...
- Twinning rates and survival of twins in rural NepalJ Katz
The Division of Disease Control and Prevention, and the Center for Human Nutrition CHN, Department of International Health, Johns Hopkins University School of Hygiene and Public Health, Baltimore, MD 21205 2103, USA
Int J Epidemiol 30:802-7. 2001..Twin pregnancies are common but there are few data on rates of twinning or survival of liveborn twin infants in developing countries...
- [Multiple pregnancies: epidemiology and management]D D Braat
Universitair Medisch Centrum St Radboud, afd Obstetrie en Gynaecologie, Postbus 9101, 6500 HB Nijmegen
Ned Tijdschr Geneeskd 147:1952-5. 2003..This increases their chances of a spontaneous multiple pregnancy. Moreover, they are prone to subfertility and consequently have a greater chance of undergoing treatments ..
- Effects of placental chorionicity on outcome in twin pregnancies. A cohort studyH Minakami
Department of Obstetrics and Gynecology, Jichi Medical School, Tochigi, Japan
J Reprod Med 44:595-600. 1999..To examine the effects of the chorionicity of the placenta on infant outcome at 1 year of age in twin pregnancies...
- Elective single embryo transfer: a 6-year progressive implementation of 784 single blastocyst transfers and the influence of payment method on patient choiceRobert J Stillman
Shady Grove Fertility Reproductive Science Center, Rockville, Maryland 20850, USA
Fertil Steril 92:1895-906. 2009..To evaluate efforts to reduce twin pregnancies through progressive implementation of elective single embryo transfer (eSET) among select patients over a 6-year period...
- Pessaries for the treatment of incompetent cervix and premature deliveryJ Newcomer
Department of Obstetrics and Gynecology, Medical College of Wisconsin, Milwaukee 53226, USA
Obstet Gynecol Surv 55:443-8. 2000..This article reviews the published literature concerning the use of pessaries in women with an incompetent cervix or at risk for early delivery...
- Elective single embryo transfer versus double embryo transfer in assisted reproductionMohamed Khaled Moustafa
Dr Erfan and Bagedo General Hospital, Jeddah, Saudi Arabia
Reprod Biomed Online 17:82-7. 2008..In addition, during the 1-year follow-up period, the live birth, clinical pregnancy and multiple pregnancy rates were also similar, and in line with the results of the randomized trial...
- A multiple pregnancy register in the north of EnglandSvetlana V Glinianaia
Department of Epidemiology and Public Health, The Medical School, University of Newcastle, Newcastle upon Tyne, UK
Twin Res 5:436-9. 2002A regional population-based Multiple Pregnancy Register was established in 1998, with the aim of collecting detailed information on multiple pregnancies to enable research into mortality and morbidity in multiples...
- High risk of unexpected late fetal death in monochorionic twins despite intensive ultrasound surveillance: a cohort studyOlivia Barigye
Centre for Fetal Care, Queen Charlotte s and Chelsea Hospital, Institute of Reproductive and Developmental Biology, Imperial College London, London, United Kingdom
PLoS Med 2:e172. 2005..We investigated the residual risk of fetal death after viability in otherwise uncomplicated monochorionic diamniotic twin pregnancies...
- Elective single-embryo transfer versus double-embryo transfer in in vitro fertilizationAnn Thurin
From the Department of Obstetrics and Gynecology, Institute for Health of Women and Children, Sahlgrenska University Hospital, Goteborg, Sweden
N Engl J Med 351:2392-402. 2004..The risks of premature birth and perinatal death are increased after in vitro fertilization. These risks are mainly due to the high incidence of multiple births, which relates to the number of embryos transferred...
- The North of England Multiple Pregnancy Register: five-year results of data collectionMartin P Ward Platt
Regional Maternity Survey Office, Newcastle upon Tyne, United Kingdom
Twin Res Hum Genet 9:913-8. 2006From 1998 the population-based North of England Multiple Pregnancy Register (MPR) has collected data on all multiple pregnancies in the region from the earliest point of ascertainment in the pregnancy...
- Pregnancy and infant outcome of 80 consecutive cord coagulations in complicated monochorionic multiple pregnanciesLiesbeth Lewi
UZ Gasthuisberg, Leuven, Belgium
Am J Obstet Gynecol 194:782-9. 2006..This study was undertaken to document pregnancy and infant outcome after cord coagulation with laser and/or bipolar as a technique for selective feticide in complicated monochorionic multiple pregnancies...
- A comparison of the outcomes between twin and reduced twin pregnancies produced through assisted reproductionChong U Cheang
Department of Obstetrics and Gynecology, Kiang Wu Hospital, Macau
Fertil Steril 88:47-52. 2007..To compare the outcome of twin pregnancies, derived from IVF cycles, with and without fetal reduction...
- Significant reduction of twins with single embryo transfer in IVFArne Sunde
Department of Laboratory Medicine, Children s and Women s Health, Norwegian University of Science and Technology, Trondheim, Norway
Reprod Biomed Online 15:28-34. 2007..However, the multiple pregnancy rates differ significantly between the two strategies...
- Embryo transfer: one or two?Jean Cohen
Clinique Marignan, 8 Rue de Marignan, 75008 Paris, France
Reprod Biomed Online 12:644-5. 2006
- Single embryo transfer (set) not only leads to a reduction in twinning rates after IVF/ICSI, but also improves obstetrical and perinatal outcome of singletonsP De Sutter
Department of Obstetrics and Gynaecology, University Hospital Gent, De Pintelaan 185 B 9000 Gent
Verh K Acad Geneeskd Belg 68:319-27. 2006..Next to a very effective reduction in multiple pregnancy rates, SET indeed seems to be beneficial in terms of pregnancy outcome characteristics in singleton ..
- Pregnancies and live births after trophectoderm biopsy and preimplantation genetic testing of human blastocystsSteven J McArthur
Sydney IVF, Sydney, New South Wales, Australia
Fertil Steril 84:1628-36. 2005..To compare multiple-cell trophectoderm biopsy for preimplantation genetic diagnosis (PGD) from day-5 blastocysts with previously published experience with day-3 cleavage-stage embryos...
- Naturally conceived twins with monochorionic placentation have the highest risk of fetal lossL Sperling
Department of Fetal, Maternal and Reproductive Medicine, Rigshospitalet, Denmark
Ultrasound Obstet Gynecol 28:644-52. 2006..The aim of this study was to estimate the rate of fetal loss in dichorionic (DC) and monochorionic (MC) twin pregnancies stratified according to zygosity and method of conception...
- [IVF in Sweden--continuous follow-up of children and mothers]Orvar Finnström
Barn och ungdomsmedicinska kliniken, Universitetssjukhuset, Linkoping
Lakartidningen 103:2301-5. 2006
- Elective transfer of single fresh blastocysts and later transfer of cryostored blastocysts reduces the twin pregnancy rate and can improve the in vitro fertilization live birth rate in younger womenMichael Henman
Sydney IVF, Sydney, New South Wales, Australia
Fertil Steril 84:1620-7. 2005....
- Successful pregnancy achieved by assisted reproductive techniques in a woman with severe congenital bicuspid aortic valve stenosisCemal Tamer Erel
Department of Obstetrics and Gynaecology, Cerrahpasa Medical Faculty, Istanbul University, Istanbul, Turkey
Arch Gynecol Obstet 275:299-300. 2007..To report a twin pregnancy achieved by assisted reproductive techniques in a woman with severe congenital bicuspid aortic valve stenosis...
- Factors determining early pregnancy loss in singleton and multiple implantationsM J Lambers
Department of Obstetrics, Gynecology and Reproductive Medicine, Vrije University Medical Center, Amsterdam, The Netherlands
Hum Reprod 22:275-9. 2007..The incidence of first trimester pregnancy loss is much lower in IVF twin pregnancies than in IVF singleton pregnancies. The objective of this study was to determine which embryonic and maternal factors contribute to this finding...
- Pregnancy outcomes of twins after in vitro and spontaneous fertilizationS J Choi
Department of Obstetrics and Gynecology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea
Int J Gynaecol Obstet 94:49-51. 2006
- Perinatal outcome analysis of twin pregnancies at the Department of Obstetrics and Gynecology Central Clinical Hospital of Ministry of Interior and Administration in Warsaw in the years 2005-2006Tatiana Szymborska
Department of Obstetrics and Gynecology Central Clinical Hospital of Ministry of Interiorand Administration, Warsaw, Poland
Folia Histochem Cytobiol 45:S149-51. 2007..By the remaining 57 patients there has been an elective cesarean section in thirty five cases and there has been an urgent indication for cesarean section in twenty two cases...
- The ultrasound estimation of amniotic fluid volume in diamniotic twin pregnancies and prediction of peripartum outcomesEverett F Magann
Department of Obstetrics and Gynecology, Naval Medical Center Portsmouth, Portsmouth, VA, USA
Am J Obstet Gynecol 196:570.e1-6; discussion 570.e6-8. 2007..To determine ultrasonic estimations of amniotic fluid in diamniotic twins across gestation using the single deepest pocket (SDP) technique and correlate volumes to intrapartum and neonatal outcomes...
- First-trimester bleeding and pregnancy outcome in singletons after assisted reproductionPetra De Sutter
Infertility Centre, University Hospital Gent, Gent, Belgium
Hum Reprod 21:1907-11. 2006..It is unknown whether first-trimester bleeding, if not ending in a spontaneous abortion, negatively influences further pregnancy outcome in ART in singletons...
- Luteal Progesterone Supplementation in Clomiphene Citrate-IUI CyclesKARL RICHARD HANSEN; Fiscal Year: 2013..RELEVANCE (See instructions): Identifying effective treatements with low multiple pregnancy rates for couples with unexplained infertility is vitally important given the burden of infertility on ..
- COOPERATIVE MULTICENTER REPRODUCTIVE MEDICINE NETWORKChristos Coutifaris; Fiscal Year: 2013..Penn concept protocol proposes to address possibly the most burning problem in the clinical practice of IVF: multiple pregnancy. It is hypothesized that a single blastocyst transfer results in a delivery rate similar to double ..
- Role of Brg1 in Embryo Development and PluripotencyJASON GLENN KNOTT; Fiscal Year: 2013..technologies (ART) will lead to reduced numbers of embryos transferred per cycle and correspondingly reduced multiple pregnancy rates;and furthermore, proposed studies on the role of Brg1 in early embryos and ES cells have direct ..
- COOPERATIVE MULTICENTER REPRODUCTIVE MEDICINE NETWORKPETER MCGOVERN; Fiscal Year: 2004..Serious complications of these therapies include multiple pregnancy, ovarian hyperstimulation syndrome (OHSS), and premature delivery (even in singletons)...
- OUTCOMES IN SPONTANEOUS & LATROGENIC MULTIPLE PREGNANCYAnne Lynch; Fiscal Year: 2000..Numerous maternal and neonatal outcomes will be evaluated to determine if multiple pregnancies conceived with assisted reproduction are at higher risk for adverse outcomes when compared to pregnancies conceived spontaneously. ..
- Maternal Morbidity and Mortality in Multiple PregnancyBarbara Luke; Fiscal Year: 2006..The main hypothesis of this proposal is that higher plurality is the predominant factor affecting maternal morbidity and mortality, further potentated by older maternal age and primiparity. ..
- Plurality and Contemporary Infant Mortality RisksBarbara Luke; Fiscal Year: 2006..The use of assisted reproductive technologies carries a 30-50% risk of resulting in a multiple pregnancy, depending on the medications and techniques used...
- INSULIN RESISTANCE IN PCOS--SEQUELAE AND TREATMENTRICHARD LEGRO; Fiscal Year: 2005..Improving insulin action through diet and exercise, with and without weight loss, will result in lowered circulating insulin levels, lowered androgens and increased ovulatory frequency rate in PCOS women. ..
- Effect of Continuous vs. Sequential Oral ContraceptionRICHARD LEGRO; Fiscal Year: 2004..Therefore, the risks and benefits of a CCOCP regimen are an important women's health issue that warrant investigation. ..
- Endogenous Hormones and Risk of EndometriosisStacey Missmer; Fiscal Year: 2009..Establishment of follow-up among our younger cohort will provide resources for the first prospective study of endometriosis among adolescents. ..
- Adolescents at High Risk for Familial Bipolar DisorderGWENDOLYN REICH; Fiscal Year: 2009..Clinical data and DNA will be shared with the scientific community. ..
- Role of integrins and activin in granulosa cell growthKutluk Oktay; Fiscal Year: 2007..Cell proliferation and survival will be determined before and after transfection with the dominant-negative mutants. ..
- Prenatal Risk Factors for Neuropsychiatric DiseaseCarolyn Salafia; Fiscal Year: 2007..My training objectives are directly related to my proposed research, which focuses on the evaluation of the intrauterine environment and how predispositions to ND/NP compromise arise in utero. ..
- Oxidative Stress and Oocyte DevelopmentCATHERINE COMBELLES; Fiscal Year: 2007..These findings will enhance our ability to detect and produce oocytes of optimal quality, thereby providing critical foundations for the improvement of female reproductive health. [unreadable] [unreadable] [unreadable]..
- Epidemiologic Study of Placental AbruptionCande Ananth; Fiscal Year: 2006..It will also add substantial new evidence for associations of several genetic thrombophilias and abruption risk. ..
- Impact of adolescent pregnancy on nutritional statusJoanne Katz; Fiscal Year: 2006..Measures of nutritional status at birth include weight, length, head, chest and mid upper arm circumference. Growth of these infants through 6 months of age will also be examined, as will hemoglobin and serum retinol at 3 months of age. ..
- THE MAJOR ANGIOGENIC FACTORS IN PLACENTAL ANGIOGENESISLawrence Reynolds; Fiscal Year: 2004..abstract_text> ..
- OVARY-SELECTIVE KNOCKOUT OF IGF-IEli Adashi; Fiscal Year: 2004....
- Nutrition, Fetal Growth, and Placental AngiogenesisLawrence P Reynolds; Fiscal Year: 2010..abstract_text> ..
- OVARY SELECTIVE GENES: CRITICAL OVARIAN REGULATORSEli Adashi; Fiscal Year: 2002..Insight derived from this investigation may contribute to novel strategies for the promotion of fertility or its control. ..
- UTAH WRHR CAREER DEVELOPMENT CENTEREli Adashi; Fiscal Year: 2004..abstract_text> ..
- Maternal HIV: Intervention to Assist Disclosure to ChildrenDebra Murphy; Fiscal Year: 2009..Few interventions, other than for prevention or medication adherence, are available for women living with HIV;this study will evaluate an intervention that will help HIV-positive mothers deal with a serious family issue. ..
- MOLECULAR PHARMACOLOGY OF GLUTAMATE RECEPTORSKeith Williams; Fiscal Year: 2008..abstract_text> ..
- Mechanisms of myometrial healing and regenerationCatalin Buhimschi; Fiscal Year: 2006....
- A prospective study of diet and endometriosisStacey Missmer; Fiscal Year: 2006..These analyses will be the first to evaluate the relation between these dietary factors and this important and understudied cause of morbidity among premenopausal women. [unreadable] [unreadable]..
- MEDICATION ADHERENCE INTERVENTION FOR HIV+ PERSONSDebra Murphy; Fiscal Year: 2002....
- Pathophysiology of HTLV-I and HTLV-II InfectionEdward Murphy; Fiscal Year: 2008..Blood will be collected from all subjects, and bronchoalveolar lavage fluid and cerebrospinal fluid from subsets with disease, for studies of HTLV virology and immunology. ..
- Inhibin/Activin Family in Human Cranifocial DevelopmentGeralyn Messerlian; Fiscal Year: 2003..abstract_text> ..
- Risk factors for medically indicated preterm birth in a Latin American populationCLAUDIO GERARDO SOSA; Fiscal Year: 2010..The long-term goal of this research program is to develop intervention strategies that are based on the risk factors identified in the proposed study resulting in decreased morbidity and mortality. ..
- Adolescent Outcomes of <1000 gram Birth Weight ChildrenMaureen Hack; Fiscal Year: 2010..Our data will also provide important information needed for the planning and provision of services for ELBW children who survive neonatal intensive care. ..
- XI International Conference on Human Retrovirology: HTLVEdward Murphy; Fiscal Year: 2007....
- MIDCAREER AWARD IN PATIENT ORIENTED OBSTETRIC RESEARCHDwight Rouse; Fiscal Year: 2004..Finally, the effectiveness of an intervention (how it would perform under conditions of actual clinical practice) is an attribute that, in many situations, is as important as its efficacy (how it performs under ideal conditions). ..
- CHLORHEXIDINE IRRIGATION TO PREVENT INFECTIONDwight Rouse; Fiscal Year: 2001....