【摘要】 阴道分娩后会阴裂伤初产妇常见，但在经产妇（尤其是分娩相隔多年的经产妇）中仍不容忽视。严重的会阴裂伤常常存在明显的高危因素。良好的孕期健康指导、标准化的产时管理及助产技术可降低严重会阴裂伤的发生率。一旦发生会阴裂伤，应早期识别并迅速缝合。更多还原

【Abstract】 Perineal laceration after vaginal delivery is more frequent in primiparous women,but it should not be underestimated in multiparas,especially in those with long interdelivery interval.There are obvious highrisk factors for severe perineal laceration.Good health guidance during pregnancy and standardized intrapartum management and midwifery techniques can reduce the occurrence of severe perineal lacerations.Once perineal laceration occurs,it should be identified early and sutured quickly.更多还原