Results 41 to 50 of about 258,390 (146)
Ultrasound in Obstetrics &Gynecology, Volume 66, Issue 3, Page 290-297, September 2025.ABSTRACT Objective The purpose of this cost‐utility analysis was to model the clinical and economic impact of three cervical‐length screening strategies among low‐risk twin pregnancies: two‐step universal screening (at 18–20 and 20–22 weeks), one‐step universal screening (at 18–20 weeks) and no screening.
Y. Khaikin +4 more
wiley +1 more source
Is parvovirus B19 infection upsurge in 2023–2024 associated with adverse pregnancy outcome?
Ultrasound in Obstetrics &Gynecology, Volume 66, Issue 3, Page 307-313, September 2025.ABSTRACT Objective A surge in parvovirus B19 infections has been reported in 2023–2024 across Europe and the USA, raising concerns about the associated perinatal risks. The aim of this study was to compare perinatal outcomes following maternal parvovirus B19 infection during the 2023–2024 period with those from a pre‐2023 cohort.
S. Prasad +22 more
wiley +1 more source
, 2019 【目的】探讨剖宫产瘢痕妊娠（CSP）与胎盘植入的关系及CSP期待治疗的风险评估。【方法】回顾性分析2014年1月至2018年12月在中山大学附属第三医院就诊并要求期待治疗的3例CSP的自然病程，总结其临床特点、超声表现及其不良妊娠结局。【结果】3例CSP患者既往子宫下段剖宫产次数为1~2次，临床症状包括：反复阴道流血、血尿及剧烈腹痛。3例CSP首次超声诊断CSP的孕周为6+2周、7周及7+4周；超声分型分别为Ⅰ、Ⅱ及Ⅲ型；其首次超声诊断胎盘植入的时间分别为24+4周、12+2周及13+1周 ...
韩振艳
core
Ultrasound in Obstetrics &Gynecology, Volume 66, Issue 2, Page 135-146, August 2025.ABSTRACT Objective To derive pooled estimates of maternal, fetal and pediatric outcomes up to the age of 30 months in patients undergoing pre‐ or postnatal surgery for open spina bifida (OSB). Methods A systematic search was conducted in MEDLINE, PubMed (non‐MEDLINE records), Embase, Web of Science, ClinicalTrials.gov, Cochrane Central Register of ...
Y. Kunpalin +10 more
wiley +1 more source
Ultrasound in Obstetrics &Gynecology, Volume 66, Issue 1, Page 41-50, July 2025.ABSTRACT Objectives Monochorionic diamniotic (MCDA) twins with selective fetal growth restriction (sFGR) and either continuous (cAREDF) or intermittent (iAREDF) absent or reversed end‐diastolic flow in the umbilical artery face significant fetal and neonatal risks.
A. T. R. Noll +19 more
wiley +1 more source
Ultrasound 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
, 1999 目的: 研究染色体易位与妊娠结局的关系, 为遗传咨询提供参考。方法: 收集 684例相互易位、256 例罗式易位和 36 例复杂易位病例, 分析不同类型染色体易位,涉及不同染色体部分的染色体异常和易位携带者性别对妊娠结局的影响。结果: 相 互易位携带者妊娠结局类型以孕早期流产为主,易位携带者生育染色体正常和易位携带者的频率稍高于易位联合体非交换型分 离的预期值。孕龄和相互易位片段的长度影响妊娠结局, 随着易位片段增长, 孕早期流产的比例增加,而生育染色体异常后代的 风险减小; 随着孕龄的增加 ...
陈 争 黄春浓 游泽山 杜传书
core
Ultrasound 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
Ultrasound in Obstetrics &Gynecology, Volume 65, Issue 5, Page 624-632, May 2025.ABSTRACT Objectives Placental insufficiency contributes to many obstetric pathologies, but there is no bedside clinical tool to evaluate placental perfusion. We have developed a method to acquire multiple three‐dimensional (3D) power Doppler (PD) ultrasound (US) volumes of placental vasculature, with infrared camera tracking of the precise spatial ...
A. Xue +5 more
wiley +1 more source
, 2011 目的分析羊水过少胎盘血管铸型特点,探讨其与妊娠结局的关系。方法采用血管铸型技术,铸型30例正常胎盘和35例羊水过少胎盘血管系统,总结两组的特点及妊娠结局。结果与正常妊娠胎盘比较,羊水过少组的胎盘静脉容量和动脉系统容量均较少 ...
黄秀敏 +4 more
core