Objective: to investigate the relationship between postpartum hemorrhage and the parturient woman age, pregnant weeks, times of pregnancy, the uterine curettage history and the placenta adhesion.
目的：探讨产妇年龄、孕周、产次、刮宫史、胎盘粘连与产后出血的关系。
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Material and Methods: Hysteroscopy was performed in 48 patients with remained intrauterine device, embryo and placenta after failure of a general uterine curettage and remove of intrauterine divice.