Early Prediction of Placenta Accreta by 2 Dimensional Transvaginal Ultrasound and Color Doppler
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 入组人数
- 148
- 试验地点
- 1
- 主要终点
- Confirmation of occurrence of placenta accreta during delivery.
研究概览
简要总结
Placenta accreta is a substantially life threatening condition and one of the causes of maternal morbidity and mortality in the world. According to study done in United Kingdom, The estimated incidence of placenta accreta/increta/percreta was 1.7 per 10,000 maternities overall and 577 per 10,000 in women with both a previous cesarean delivery and placenta previa. in a tertiary south Italian center, The incidence increased from 0.12% during the 1970s, to 0.31% during the 2000s.While in United States of America, the prevalence of placenta accreta was 3.7 per 1000 deliveries.
研究设计
- 研究类型
- Observational
- 观察模型
- Cohort
- 时间视角
- Prospective
入排标准
- 性别
- Female
- 接受健康志愿者
- 否
入选标准
- •Low implantation of the gestational sac (<4 cm from external os) by transvaginal ultrasound
- •Presence of placental lakes by transvaginal ultrasound
- •Disruption of placental-myometrial interface by transvaginal ultrasound
- •Trophoblast overlapping a uterine scar (Cesarean section, myomectomy) by transvaginal ultrasound
- •Intraplacental dilated vessels by Doppler ultrasound
- •Turbulent blood flows by Doppler ultrasound
- •Greatly increased periplacental vascularity by Doppler ultrasound
排除标准
- •a) Cases far away from our hospital and expected to be lost to be followed. b) Pregnant women who will refuse to Participate
结局指标
主要结局
Confirmation of occurrence of placenta accreta during delivery.
时间窗: duration of pregnancy
次要结局
未报告次要终点
研究者
Ahmed Mohamed Abbas
clinical professor
Assiut University
