Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目的探讨彩超诊断胎的临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩铁丝的胎子弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出血、宫缩乏力和胎因素是子宫次全切术的主要手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主要病理变化:底蜕膜出血，形成血肿，使胎自附着处离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为胎的声像图表进行回顾性分析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与单纯样变性相区别。图示子宫内胎正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

人绒毛膜促性腺激素、人胎生乳素是胎滋养细胞合成和分泌的肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科子宫切除术发生率为0.079%,其中,剖宫产子宫切除占80%,子宫切除术主要指征为胎因素和子宫收缩乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊胎为原料，采生物工程技术制备活化羊胎素，制备工艺简单，无需特殊提纯手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采彩色多普勒检测孕妇子宫胎床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

胎儿肿属新生儿溶血病的一种,最显著的病变为全身肿及胎肿。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠胎和妊高征胎中分布基本一致，分布在滋养细胞、血管及绒毛间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过胎屏障进入胎儿体内,影响子的生长发育,改变子与中枢神经系统功能有关的行为和认知能力。

Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目的探讨彩超诊断胎盘早剥的临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩铁丝的胎盘子弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出血、宫缩乏力和胎盘因素是子宫次全切术的主要手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主要病理化:底蜕膜出血，形成血肿，使胎盘自附着处剥离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为胎盘早剥的声像图表现进行回顾性分析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与性相区别。图示子宫内胎盘正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

人绒毛膜促性腺激素、人胎盘生乳素是胎盘滋养细胞合成和分泌的肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科子宫切除术发生率为0.079%,其中,剖宫产子宫切除占80%,子宫切除术主要指征为胎盘因素和子宫收缩乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊胎盘为原料，采用现代生物工程技术制备活化羊胎素，制备工艺简，无需特殊提手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采用彩色多普勒检测孕妇子宫胎盘床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

胎儿肿属新生儿溶血病的一种,最显著的病为全身肿及胎盘肿。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠胎盘和妊高征胎盘中分布基本一致，分布在滋养细胞、血管及绒毛间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过胎盘屏障进入胎儿体内,影响子代的生长发育,改子代与中枢神经系统功能有关的行为和认知能力。

Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目的探讨彩超诊断胎盘早剥的临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩铁丝的胎盘子弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出血、宫缩乏力和胎盘因素是子宫次全切术的主要手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主要病理变化:底蜕膜出血，形成血肿，使胎盘自附着处剥离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为胎盘早剥的声像图表现进行回顾性分析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与单纯样变性相区别。图示子宫内胎盘正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

人绒毛膜促性腺激素、人胎盘生乳素是胎盘滋养细胞合成和分泌的肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科子宫切除术发生率为0.079%,其中,剖宫产子宫切除占80%,子宫切除术主要指征为胎盘因素和子宫收缩乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊胎盘为原料，采用现代生物程技术活化羊胎素，艺简单，无需特殊提纯手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采用彩色多普勒检测孕妇子宫胎盘床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

胎儿肿属新生儿溶血病的一种,最显著的病变为全身肿及胎盘肿。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠胎盘和妊高征胎盘中分布基本一致，分布在滋养细胞、血管及绒毛间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过胎盘屏障进入胎儿体内,影响子代的生长发育,改变子代与中枢神经系统功能有关的行为和认知能力。

Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目的探讨彩超诊断胎盘早剥的临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩铁丝的胎盘弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出血、缩乏力和胎盘因素次全术的主要手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主要病理变化:底蜕膜出血，形成血肿，使胎盘自附着处剥离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为胎盘早剥的声像图表现进行回顾性分析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与单纯样变性相区别。图示内胎盘正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

人绒毛膜促性腺激素、人胎盘生乳素胎盘滋养细胞合成和分泌的肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科除术发生率为0.079%,其中,剖产除占80%,除术主要指征为胎盘因素和收缩乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊胎盘为原料，采用现代生物工程技术制备活化羊胎素，制备工艺简单，无需特殊提纯手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采用彩色多普勒检测孕妇胎盘床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

胎儿肿属新生儿溶血病的一种,最显著的病变为全身肿及胎盘肿。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠胎盘和妊高征胎盘中分布基本一致，分布在滋养细胞、血管及绒毛间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过胎盘屏障进入胎儿体内,影响代的生长发育,改变代与中枢神经系统功能有关的行为和认知能力。

Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目的探讨彩超诊断早剥的临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩铁丝的子弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出、乏力和素是子次全切术的主要手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主要病理变化:底蜕膜出，形成肿，使自附着处剥离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为早剥的声像图表现进行回顾性分析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与单纯样变性相区别。图示子内正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

人绒毛膜促性腺激素、人生乳素是滋养细胞合成和分泌的肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科子切除术发生率为0.079%,其中,剖产子切除占80%,子切除术主要指征为素和子收乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊为原料，采用现代生物工程技术制备活化羊素，制备工艺简单，无需特殊提纯手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采用彩色多普勒检测孕妇子床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

儿肿属新生儿溶病的一种,最显著的病变为全身肿及肿。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠和妊高征中分布基本一致，分布在滋养细胞、管及绒毛间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过屏障进入儿体内,影响子代的生长发育,改变子代与中枢神经系统功能有关的行为和认知能力。

Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目探讨彩超诊断胎盘早剥临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩胎盘子弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出血、宫缩乏力和胎盘因素是子宫次全切术主手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主病理变化:底蜕膜出血，形成血肿，使胎盘自附着处剥离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为胎盘早剥声像图表现进行回顾性分析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与单纯样变性相区别。图示子宫内胎盘正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

人绒毛膜促性腺激素、人胎盘生乳素是胎盘滋养细胞合成和分泌肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科子宫切除术发生率为0.079%,其中,剖宫产子宫切除占80%,子宫切除术主指征为胎盘因素和子宫收缩乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘康羊胎盘为原料，采用现代生物工程技术制备活化羊胎素，制备工艺简单，无需特殊提纯手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目本研究采用彩色多普勒检测孕妇子宫胎盘床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

胎儿肿属新生儿溶血病一种,最显著病变为全身肿及胎盘肿。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠胎盘和妊高征胎盘中分布基本一致，分布在滋养细胞、血管及绒毛间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过胎盘屏障进入胎儿体内,影响子代生长发育,改变子代与中枢神经系统功能有关行为和认知能力。

Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目的探讨彩超诊断盘早剥的临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩铁丝的盘子弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出血、宫缩乏力盘因素是子宫次全切术的主要手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主要病理变化:底蜕膜出血，形成血，盘自附着处剥离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为盘早剥的声像图表现进行回顾性析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与单纯样变性相区别。图示子宫内盘正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

人绒毛膜促性腺激素、人盘生乳素是盘滋养细胞合成的肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科子宫切除术发生率为0.079%,其中,剖宫产子宫切除占80%,子宫切除术主要指征为盘因素子宫收缩乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊盘为原料，采用现代生物工程技术制备活化羊素，制备工艺简单，无需特殊提纯手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采用彩色多普勒检测孕妇子宫盘床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

儿属新生儿溶血病的一种,最显著的病变为全身及盘。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠盘妊高征盘中布基本一致，布在滋养细胞、血管及绒毛间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过盘屏障进入儿体内,影响子代的生长发育,改变子代与中枢神经系统功能有关的行为认知能力。

Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目的探讨彩超诊断盘早剥的临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩铁丝的盘子弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出血、宫缩乏力盘因素是子宫次全切术的主要手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主要病理变化:底蜕膜出血，形成血，盘自附着处剥离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为盘早剥的声像图表现进行回顾性析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与单纯样变性相区别。图示子宫内盘正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

人绒毛膜促性腺激素、人盘生乳素是盘滋养细胞合成的肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科子宫切除术发生率为0.079%,其中,剖宫产子宫切除占80%,子宫切除术主要指征为盘因素子宫收缩乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊盘为原料，采用现代生物工程技术制备活化羊素，制备工艺简单，无需特殊提纯手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采用彩色多普勒检测孕妇子宫盘床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

儿属新生儿溶血病的一种,最显著的病变为全身及盘。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠盘妊高征盘中布基本一致，布在滋养细胞、血管及绒毛间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过盘屏障进入儿体内,影响子代的生长发育,改变子代与中枢神经系统功能有关的行为认知能力。

Objective To explore clinical value of color Doppler flow imaging(CDFI) for diagnosis of abruptio placentae.

目的探讨彩超诊断胎的临床价值。

Horseplacenta with barbwire,bullets, and broken glass.Used it for a metal flyer series.

有倒钩铁丝的胎子弹图片 Placenta with barbwire,bullets.

The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.

产后出血、宫缩乏力和胎因素是子宫次全切术的主要手术指征。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

一)主要病理变化:底蜕膜出血，形成血肿，使胎自附着处离。

Methods The ultrasonographic images in 76 patients with abruptio placentae were reviewed.

方法对76例被临床及病理证实为胎的声像图表现进行回顾性分析。

However, these must be distinguished from simple "hydropic degeneration" seen in placentas of fetuses undergoing intrauterine demise.

须与单纯样变性相区别。图示子宫内胎正在死亡。

Human chorionic gonadotropic (hCG) and human placental latogen (hPL) are peptide hormones produced and excreted by placental trophoblastic cells during pregnancy.

膜促性腺激素、胎生乳素是胎滋养细胞合成和分泌的肽类激素。

The incidence of hysterectomy was 0.079%, thereinto, cesarean hysterectomy accounted for 80% and its main indications were placenta factors and uterine acratia.

产科子宫切除术发生率为0.079%,其中,剖宫产子宫切除占80%,子宫切除术主要指征为胎因素和子宫收缩乏力。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊胎为原料，采用现代生物工程技术制备活化羊胎素，制备工艺简单，无需特殊提纯手段。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采用彩色多普勒检测孕妇子宫胎床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

This disease is an unusualsevere type of hemolytic disease of newborn (erythroblastosis fetalis)characterized by pathognomonic edema of whole body and the placenta.All the cases were dead fetuses.

胎儿肿属新生儿溶血病的一种,最显著的病变为全身肿及胎肿。

Results The distribution of VEGF in placenta of normal group is similar to that of PIH group.They all are found in villous trophoblast,villous blood vessels and villous strome.

结果VEGF在正常妊娠胎和妊高征胎中分布基本一致，分布在滋养细胞、血管及间质。

MeHg can easily pass through the placental barrier, accumulate in the fetus and change the behavior and perceptibility of the second generation related to the function of central nervous system.

它极易通过胎屏障进入胎儿体内,影响子代的生长发育,改变子代与中枢神经系统功能有关的行为和认知能力。