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胎膜破裂,作为诊断性羊膜穿刺的并发症是众所周知的。但羊膜穿刺后,发生胎膜外妊娠,据作者所知文献中尚未见报告。胎膜外妊娠分两型: (1)羊膜外妊娠:羊膜破裂,并回缩。但绒毛膜原封不动,此病例无羊水外流。 (2)胎膜外妊娠:羊膜及绒毛膜均破裂,羊水呈间歇或不断地大量流出,胎儿在宫内与蜕膜靠的很近。胎膜破裂后,常常引起流产、早产。但胎膜外妊娠时,根据文献报告,胎儿可停留在宫内25～140天之久。胎膜外妊娠时,胎膜破裂的原因;绝大多数是创伤性的,可能为外伤(如跌倒、殴打)或内伤(如性交、刮宫、企图流产)所致。也可发生在羊
Rupture of the membranes is well known as a complication of diagnostic amniocentesis. However, after amniocentesis, the occurrence of extramacular pregnancy, according to the author’s literature has not been reported. Fetal outer pregnancy in two types: (1) amniotic membrane: amniotic membrane rupture, and retraction. But the chorion intact, this case no amniotic fluid outflow. (2) extrauterine pregnancy: amniotic membrane and chorion are ruptured, amniotic fluid intermittent or continuous large outflow, the fetus in the uterus and the decidua by the close. After rupture of the membranes, miscarriage and premature labor are often caused. However, when the pregnancy outside the fetus, according to the literature, the fetus can stay in the palace for 25 to 140 days long. Cause of fetal membranes rupture during fetal extramammary pregnancy; Most are traumatic and may be traumatic (eg, falls, beatings) or internal injuries (eg, sexual intercourse, curettage, attempted miscarriage). It can also happen to sheep