12 research outputs found

    Intra-Abdominal Bleeding during Pregnancy, Preterm Delivery, and Placental Polyp in a Long-Term Survivor of Neuroblastoma: A Case Report

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    Background. There are few reports of pregnancies in long-term survivors of pelvic neuroblastoma. Case. A 30-year-old Japanese woman with a history of pelvic neuroblastoma in her childhood, which was treated with surgical resection, chemotherapy, and radiation. Her pregnancy continued with conservative management, but she delivered a 510 g female infant at 23 weeks of gestation due to sudden onset of labor pain. She also had a placental polyp and developed massive postpartum bleeding. Conclusion. Cancer treatment, especially radiation therapy, in childhood may cause adverse outcomes during pregnancy in long-term survivors of neuroblastoma

    Assisted reproductive technology in Japan : A summary report for 2016 by the Ethics Committee of the Japan Society of Obstetrics and Gynecology

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    Purpose: The Japan Society of Obstetrics and Gynecology started an online cycle-based assisted reproductive technology (ART) registry system in 2007. This report presents the characteristics and treatment outcomes of ART registered for the cycles practiced during 2016. Methods: Cycle‐specific information for all ART cycles implemented in participating ART facilities were collected. A descriptive analysis was conducted for the registry database of 2016. Results: In total, 447 790 treatment cycles and 54 110 neonates (one in 18.1 neonates born in Japan) were reported in 2016. The mean patients’ age was 38.1 years (SD = 4.5). Among the egg retrieval cycles, 104 575 of 251 399 (41.6%) were freeze-all cycles without fresh embryo transfers (ET), while fresh ET was performed in 64 497 cycles (58.4%). A total of 187 132 frozen‐thawed ET cycles were reported, resulting in 62 432 pregnancies and 44 484 neonates born. Single ET was selected for 81.0% of fresh transfers and 82.7% of frozen cycles, resulting in singleton pregnancy/live birth rates of 97.0%/96.4% and 96.7%/96.4%, respectively. Conclusion: The total ART cycles and subsequent live births continued to increase in 2016. Single ET was performed more than 80%, and ET has shifted from using fresh embryos to frozen ones

    Assisted reproductive technology in Japan : a summary report for 2015 by The Ethics Committee of The Japan Society of Obstetrics and Gynecology

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    Purpose: The Japan Society of Obstetrics and Gynecology (JSOG) implemented an assisted reproductive technology (ART) registry system in 1986. Here are reported the characteristics and treatment outcomes of ART cycles that were registered in 2015. Methods: JSOG has requested all participating ART facilities to register cycle-specific information for all ART cycles since 2007. A descriptive analysis was performed by using the registry database for 2015. Results: In total, 424 151 cycles and 51 001 neonates (1 in 19.7 neonates born in Japan) were registered in 2015. The patients’ mean age was 38.2 years (standard deviation = 4.5). Among the fresh cycles, 94 158 of 244 718 (38.5%) egg retrieval cycles were cycles with freeze-all embryos or oocytes, while fresh embryo transfer (ET) was performed in 70 254 cycles, signaling a decrease from 2014. There were 169 898 frozen-thawed ET cycles, resulting in 56 355 pregnancies and 40 599 neonates. Single ET was performed at a rate of 79.7% for fresh and 81.8% for frozen cycles and the singleton pregnancy/live birth rates were 96.9%/96.5% and 96.8%/96.4% for the respective cycles. Conclusion: The total ART cycles and live births resulting from ART has been increasing in Japan. Single ET was performed at a rate of almost 80% and ET cycles have shifted from fresh to frozen cycles

    Incidence and outcomes of uterine rupture among women with prior caesarean section: WHO Multicountry Survey on Maternal and Newborn Health

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    Caesarean section (CS) is increasing globally, and women with prior CS are at higher risk of uterine rupture in subsequent pregnancies. However, little is known about the incidence, risk factors, and outcomes of uterine rupture in women with prior CS, especially in developing countries. To investigate this, we conducted a secondary analysis of the World Health Organization Multicountry Survey on Maternal and Newborn Health, which included data on delivery from 359 facilities in 29 countries. The incidence of uterine rupture among women with at least one prior CS was 0.5% (170/37,366), ranging from 0.2% in high-Human Development Index (HDI) countries to 1.0% in low-HDI countries. Factors significantly associated with uterine rupture included giving birth in medium-or low-HDI countries (adjusted odds ratio [AOR] 2.0 and 3.88, respectively), lower maternal educational level (<= 6 years) (AOR 1.71), spontaneous onset of labour (AOR 1.62), and gestational age at birth < 37 weeks (AOR 3.52). Women with uterine rupture had significantly higher risk of maternal death (AOR 4.45) and perinatal death (AOR 33.34). Women with prior CS, especially in resource-limited settings, are facing higher risk of uterine rupture and subsequent adverse outcomes. Further studies are needed for prevention/management strategies in these settings.UNDP/UNFPA/UNICEF/WHO/World Bank Special Programme of Research, Development and Research Training in Human Reproduction (HRP)World Health Organization (WHO)United States Agency for International Development (USAID)Ministry of Health, Labour and Welfare of JapanGynuity Health ProjectsJapan Agency for Medical Research and Development, AMEDNatl Res Inst Child Hlth & Dev, Dept Allergy & Clin Immunol, Tokyo, JapanUniv Tsukuba, Dept Global Hlth Nursing, Fac Med, Tsukuba, Ibaraki, JapanNatl Ctr Child Hlth & Dev, Dept Educ Clin Res, Tokyo, JapanSt Lukes Int Univ, Grad Sch Nursing Sci, Global Hlth Nursing, Tokyo, JapanWHO, UNDP UNFPA UNICEF WHO World Bank Special Programm, Dept Reprod Hlth & Res, Geneva, SwitzerlandUniv Fed Sao Paulo, Evidence Based Healthcare Postgrad Programme, Dept Internal Med, Sao Paulo, BrazilMinist Hlth, Family Hlth Bur, Maternal & Child Morbid & Mortal Unit, Colombo, Sri LankaSora No Mori Clin, Yaese, Okinawa, JapanFortis Mem Res Inst, Obstet & Gynecol, Gurgaon, IndiaNatl Ctr Dis Prevent & Control, Dept Hlth, Manila, PhilippinesKochi Univ, Kochi Med Sch, Dept Pediat, Kochi, JapanUniv Abdou Moumouni Niamey, Niamey, NigerAmer Univ Beirut, Beirut, LebanonUniv Nairobi, Obstet & Gynaecol, Sch Med, Nairobi, KenyaUniv Sao Paulo, Ribeirao Preto Med Sch, Dept Social Med, Sao Paulo, BrazilNatl Ctr Child Hlth & Dev, Dept Hlth Policy, Tokyo, JapanUniv Fed Sao Paulo, Evidence Based Healthcare Postgrad Programme, Dept Internal Med, Sao Paulo, BrazilWeb of Scienc

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    Assisted reproductive technology in Japan: A summary report for 2019 by the Ethics Committee of the Japan Society of Obstetrics and Gynecology

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    Abstract Purpose The Japan Society of Obstetrics and Gynecology records online annual cycle‐based information for assisted reproductive technology (ART). This report presents the characteristics and treatment outcomes of ART cycles registered during 2019. Methods The Japanese ART registry includes cycle‐specific information from 619 participating facilities, including treatment and pregnancy outcomes. Descriptive analyses were conducted for cycles registered during 2019. Results In 2019, 458 101 treatment cycles and 60 598 neonates were reported, both of which increased from 2018. The number of fresh cycles, including in vitro fertilization and intracytoplasmic sperm injection, decreased, while frozen‐thawed embryo transfer (ET) cycles increased. The mean maternal age was 37.9 years (standard deviation ± 4.7). Of 239 348 oocyte retrievals, 123 690 (51.7%) involved freeze‐all‐embryos cycles; fresh ET was performed in 41 831 cycles (a decreasing trend since 2015). In 2019, there were 211 597 frozen‐thawed ET cycles, resulting in 74 882 pregnancies and 54 168 neonates born. Single ET was performed in 82.6% of fresh transfers and 85.1% of frozen‐thawed cycles, with singleton live birth rates of 97.3% for both. Conclusions The number of fresh cycles decreased but frozen cycles increased in 2019. Single ET was performed in >80% of cases, and the proportion of babies born from frozen‐thawed ET increased
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