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目的探讨妊娠足月瘢痕子宫临产前不全破裂的发生原因、早期诊断、预防及处理方法。方法回顾性分析在我院剖宫产后再次妊娠住院 5 10例产妇的临床资料。结果发现 9例有子宫隐性破裂 ,经及时正确诊断而行剖宫产术 ,母婴均无一死亡。结论妊娠晚期 B超发现子宫下段瘢痕出现缺陷 ,或下段厚薄不均 ,子宫下段局部失去肌纤维结构 ,或羊膜囊自子宫下段向母体腹部前壁膀胱方向膨出 ;产前有不规律宫缩伴耻骨联合上疼痛 ,或产前体格检查发现子宫下段不平坦且有压痛 ,结合前次剖宫产术中及术后情况 ,应考虑先兆子宫破裂
Objective To investigate the causes, early diagnosis, prevention and treatment of premature rupture of uterine scar in pregnancy. Methods The clinical data of 5 10 pregnant women who were hospitalized again after cesarean section in our hospital were retrospectively analyzed. The results showed that 9 cases of uterine recessive rupture, timely and correct diagnosis of cesarean section, maternal and child without a death. Conclusions In the third trimester of pregnancy, defects of the lower uterine scar were found or the thickness of the lower uterine segment was uneven. The lower uterine segment lost muscle fiber structure locally or the amniotic sac bulged from the lower uterine segment to the frontal wall of the maternal abdominal wall. Joint pain, or prenatal examination found that the lower uterine segment is uneven and tender, combined with the previous cesarean section during and after the situation, should consider the rupture of the uterus