目的研究和讨论孕妇产后出血危险因素的最新医学临床进展,为以后临床产后出血的治疗和应对措施提供参考和指导。方法对目前临床上最新的产后出血危险因素进行分析,总结和整理最具有代表性的危险因素。结果目前认为主要的产后出血因素有孕妇年龄、胎次、贫血、前置胎盘、胎盘早剥、软产道裂伤、妊娠高血压以及心理因素等。结论引起孕妇产后出血的因素有很多,普遍认为的危险因素有前置胎盘,胎盘早剥,软产道裂伤,子宫收缩乏力是产后出血比较严重的原因,对这些产后出血危险因素应该进行提前的预防和估计,在术前做好充分的准备工作,减少出血的概率和积极的应对处理措施。 Objective To study and discuss the latest medical advances in the risk factors of postpartum hemorrhage in pregnant women and provide reference and guidance for the treatment and treatment of postpartum hemorrhage in the future. Methods The current clinical risk factors for postpartum hemorrhage were analyzed, summarized and collated the most representative risk factors. Results Currently, the main postpartum hemorrhage factors are pregnant women age, parity, anemia, placenta previa, placental abruption, soft birth canal laceration, pregnancy-induced hypertension and psychological factors. Conclusions There are many factors that cause postpartum hemorrhage in pregnant women. Generally accepted risk factors are placenta previa, placental abruption, soft birth canal laceration and uterine atony, which are the causes of postpartum hemorrhage. The risk factors of postpartum hemorrhage should be advanced Prevention and assessment, adequate preoperative preparation, reduce the probability of bleeding and positive response to treatment.