Results 41 to 50 of about 32,115 (166)

ヒト子宮平滑筋におけるエンドセリン収縮反応と受容体サブタイプの妊娠による変化 : エンドセリンA受容体拮抗薬の子宮収縮抑制薬(早産防止薬)としての可能性 [PDF]

open access: yes, 1997
Thesis (Ph. D. in Medical Sciences)--University of Tsukuba, (B), no. 1331, 1997.11.30Joint authors: Hajime Tsunoda, Takashi Miyauchi, Yasuro Sugishita, Takeshi Kubo, and Katsutoshi ...
Osada Kayo, 長田 佳世
core  

Aspirin delays preterm birth in pregnancies at high risk for preterm pre‐eclampsia: evidence from randomized clinical trial in Asia

open access: yesUltrasound in Obstetrics &Gynecology, Volume 66, Issue 1, Page 24-32, July 2025.
ABSTRACT Objectives To investigate the impact of aspirin administration on the incidence of preterm birth, according to the type of delivery and gestational age at preterm birth, and to examine the hypothesis that aspirin delays preterm delivery. Methods This was a secondary analysis of a multicenter stepped‐wedge cluster randomized trial of a first ...
H. H. Y. Leung   +29 more
wiley   +1 more source

体外受精与胚胎移植术后妊娠的围生情况

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2000
【目的】研究体外受精与胚胎移植(IVF-ET)妊娠的围产情况。【方法】应用病例对照方法, 在控制孕周、妊娠胎数 及分娩方式情况下, 选择在中山医科大学附属第一医院行IVF-ET 妊娠并在本院住院分娩的92 例产妇与同期、同数量自然妊 娠产妇92 例作对照, 研究IVF-ET 妊娠的围生情况。【结果】IVF-ET 妊娠与同样胎数的自然受孕婴儿体重及主要产科并发症 如妊高征、产后出血、胎膜早破、死胎、新生儿窒息、糖耐量异常无明显差别, 但IVF-ET 妊娠的多胎妊娠的并发症较单胎妊娠 高 ...
钟依平, 周灿权, 庄广伦
doaj  

Interpregnancy interval and risk of recurrence following tubal ectopic pregnancy: retrospective cohort study from UK tertiary center

open access: yesUltrasound in Obstetrics &Gynecology, Volume 66, Issue 1, Page 89-95, July 2025.
ABSTRACT Objective To assess the effect of interpregnancy interval on the odds of recurrence of tubal ectopic pregnancy (TEP) following expectant or surgical management. Methods This was a retrospective cohort study conducted at a tertiary early pregnancy unit (EPU) in London, UK.
W. M. Dooley   +6 more
wiley   +1 more source

超声测量晚期子宫瘢痕再妊娠患者子宫肌层厚度对妊娠结局的影响

open access: yesZhongguo shiyan zhenduanxue, 2019
目的分析超声测量晚期子宫瘢痕再妊娠患者子宫肌层厚度对妊娠结局的影响,为制定子宫瘢痕再妊娠患者的妊娠分娩方案提供参考。方法选择2014年1月-2016年1月我院收治的子宫瘢痕再妊娠孕妇60例为观察组,同期收治的非子宫瘢痕再妊娠孕妇60例为对照组,两组孕妇均于孕12周前入组。采用超声经阴道测量所有受试者孕12周、28-37周、孕38-40周的子宫肌层厚度。比较不同时间两组受试者子宫肌层厚度变化的差异。跟踪两组受试者的妊娠结局。将观察组中发生自然流产、早产、医学性人工流产、低出生体重、出生缺陷 ...
魏振玲, 万爱红, 李静
doaj  

MALE STERILITY : A CLINICAL OBSERVATION [PDF]

open access: yes, 1975
A clinical observation was made on male outpatients who visited the Department of Urology, Niigata University Hospital during 2 years, 1971 and 1972 with chief complaints of infertility.
佐藤, 昭太郎   +2 more
core  

Assessment of risk for pre‐eclampsia at mid‐gestation to define subsequent care

open access: yesUltrasound in Obstetrics &Gynecology, Volume 65, Issue 6, Page 694-702, June 2025.
ABSTRACT Objective To stratify pregnancy care based on the estimated risk of pre‐eclampsia (PE) from screening at 19–24 weeks' gestation by combinations of maternal risk factors, estimated fetal weight (EFW), mean arterial pressure (MAP) and uterine artery pulsatility index (UtA‐PI).
S. Adjahou   +5 more
wiley   +1 more source

孕酮和人绒毛膜促性腺激素测定在早期妊娠结局预测中的作用

open access: yesZhongguo shiyan zhenduanxue, 2016
目的评估孕酮(P)和人绒毛膜促性腺激素(β-HCG)在早期妊娠结局预测中的作用。方法经我院伦理委员会批准,于2015年7月-12月期间,就诊我院门诊并随机选取132例有停经史患者作为本研究病例,99例正常妊娠组和33例异常妊娠组。采取静脉血,化学免疫发光法检测P和β-HCG。采用t检验和χ2检验分析数据。结果正常妊娠组和异常妊娠组P和β-HCG变化趋势比较,差异有统计学意义 ...
孙兵
doaj  

Placental biomarker and fetoplacental Doppler abnormalities are strongly associated with placental pathology in pregnancies with small‐for‐gestational‐age fetus: prospective study

open access: yesUltrasound in Obstetrics &Gynecology, Volume 65, Issue 6, Page 749-760, June 2025.
ABSTRACT Objective Placental dysfunction can result in small‐for‐gestational age (SGA) or fetal growth restriction (FGR). The aim of this prospective cohort study was to assess the association of the cerebroplacental ratio (CPR) and other more conventional fetoplacental Doppler indices, circulating placental growth factor (PlGF) levels and soluble fms ...
J. Hong   +6 more
wiley   +1 more source

冷冻胚胎解冻移植264个周期临床分析

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2007
【目的】探讨影响冷冻胚胎解冻移植妊娠率的因素。【方法】收集2001年11月到2006年1月264位病人在本中心进行冷冻胚胎解冻移植264个周期的资料,进行回顾分析。【结果】264个周期中有67个周期妊娠,周期妊娠率25.38%。妊娠组平均每次移植胚胎个数多于非妊娠组(2.84±0.57 vs 2.45±0.82 ...
魏春霞   +7 more
doaj  

Home - About - Disclaimer - Privacy