双胎妊娠

双胎妊娠血清AFP和β-hCG的变化

Characteristics of Serum AFP and β - hCG in Twin Pregnancy

⑷OHSS组双胎妊娠8例（11.1%），自然受孕双胎妊娠79例，发生率1.7%，两者比较差异有极显著性（p<0.01）。

Twin pregnancy rate is the same in OHSS group ( 8 cases , 11.1 % ) than control group ( p > 0.05 ) .

结果：年龄大于35岁及合并双胎妊娠可能为ICP发病的高危因素。

Results : Age above 35 and bigeminal pregnancy maybe the risk factors of ICP .

最有效的方式来避免IVF中双胎妊娠的发生是只移植一个胚胎。

The most obvious way to limit twinning in IVF is to transfer just one embryo .

一个新的模型可以帮助解决这个难题，即评估接受IVF治疗的患者的双胎妊娠的概率。

A new model could help solve the dilemma by weighing each woman 's probability of having twins against the likelihood of conceiving through IVF .

本组异常妊娠中开放性神经筛缺损AFP值升高，其检出率为85.7%，AFP值升高者还有双胎妊娠、死胎、难免流产；

In this series abnormal pregnancies with open NTD showed high maternal serum AFP values , yielding a defection rate of 85.7 % . In addition , twin pregnancy , fetal death and inevitable abortion gave a high value too .

方法回顾分析255例双胎妊娠新生儿apgar评分、新生儿窒息、围生儿死亡与孕周、新生儿体重、分娩方式的关系。

Methods : retrospective analysis was made about the relationship between the neonatal Apgar score of255 cases of twin pregnancy , neonatalasphyxia , perinatal mortality and the gestational week , neonatal birth weight , presentation sort and delivery mode .

结果：本院近20年内HP和双胎妊娠的自然发生率分别约为1∶4000及1∶140次宫内妊娠（IUP）。

Results : The natural rate of HP and twin pregnancy ( TP ) in recent twenty years were approximately 1 ∶ 4 000 and 1 ∶ 140 intrauterine pregnancies ( IUP ) in our hospital , respectively .

结果：718周期的IUI中妊娠109周期，其中双胎妊娠率9.2%，三胎妊娠率为2.8%，流产率为22.2%，每周期临床妊娠率为15.2%。

Results : There were totally 109 pregnancy cycles in 718 cycles of IUI , of these twin pregnancy rate was 9.2 % , triplet pregnancy rate was 2.8 % , miscarriage rate was 22.2 % , and clinical pregnancy rate ( CPR ) per cycle was 15.2 % .

双胎妊娠增加妊娠贫血的发生率。

Twin pregnancy has increased the incidence of anemia in pregnancy .

82例双胎妊娠及其围产儿分析

An Anlysis of 82 Cases of Twin Conception and Perinatal Infants

目的总结94例双胎妊娠的分娩方式及妊娠结局。

Objective To investigate the outcome of twin pregnancy for94 cases .

双胎妊娠围生儿预后相关因素分析

Related factor analysis of outcome of perinatal fetus with twin pregnancy

结论二维超声在异常双胎妊娠中有重要的价值。

Conclusions Two-dimensional ultrasound is quite important for abnormal twin diagnosis .

不同方法受孕双胎妊娠结局的临床分析

Analysis of perinatal outcomes of twin pregnancies conceived by different ways

脐动脉血流检测在双胎妊娠中的应用

Use of umbilical artery Doppler velocity in management of twin pregnancies

77例双胎妊娠并发症的护理

Nursing Observation of Complications in 77 Cases of Twin Pregnancy

母亲体重指数、身高与双胎妊娠的关系

Relationship of maternal body mass index and height to twinning

染色体核型异常胎儿的超声检查分析超声检查在异常双胎妊娠中的临床价值

Analysis of Ultrasonographic Examination in Fetuses with Chromosome Karyotype Abnormalities

双胎妊娠中胎儿纤维连接蛋白对预测早产的意义

Significance of Fetal Detection of Fibronectin for Abortive Prediction of Twin Pregnancy

目的：分析不同一性双胎妊娠围生儿预后。

Objective : To analyze the prognosis of nonidentity in bigeminal pregnancy .

双胎妊娠的超声诊断及其临床价值

Ultrasonic Diagnosis and Its Clinical Value of Bigeminal Pregnancy

双胎妊娠不同分娩方式结局的比较

Compare the two different delivery results of twin pregnancy

结论超声诊断双胎妊娠有极高的临床价值。

Conclusions Ultrasound possesses a high value for the diagnosis of bigeminal pregnancy .

双胎妊娠期并发症和围产儿死亡

Pregnancy period complications and perinatal death of the twin

正常单胎及双胎妊娠妇女子宫动脉血流变化的比较

Comparative Changes in Uterine Artery Blood Flow Waveforms in Singleton and Twin Pregnancies

目的探讨超声在双胎妊娠中胎儿发育异常的诊断价值。

Objective To explore the value of ultrasonic diagnosis in abnormal twin pregnancy .

双胎妊娠孕期口服硫酸舒喘灵的临床观察

Clinical observation of oral salbutamol to treat twin pregnancy

双胎妊娠分娩时机选择的多中心回顾性分析

A multicentered and retrospective study on the timing for delivery in twin pregnancies

106例双胎妊娠分娩方式的临床分析

Clinical Analysis of Mode of Delivery in 106 Twin-Pregnancies