剖宫产术后子宫疤痕处妊娠(cesarean scar pregnancy,CSP)简称瘢痕妊娠,是指孕囊、绒毛或胚胎、受精卵、滋养叶细胞着床于剖官产后子宫瘢痕处再次妊娠,它是剖宫产术后的远期并发症之一,属于公认的特殊类型异位妊娠,在临床上较少见[1]。近年来,随着剖宫产率的不断上升,CSP的发生呈逐渐上升趋势[2],有文献报道其发病率为1∶1800~1∶2216[3]。由于 Cesarean scar pregnancy (cesarean scar pregnancy, CSP) referred to as scar pregnancy, refers to the gestational sac, villi or embryos, fertilized eggs, trophoblast cells implanted in the uterine scar after cesarean section pregnancy again, it is profile One of the long-term complications of uterine surgery, is recognized as a special type of ectopic pregnancy, less common in clinical [1]. In recent years, with the rising rate of cesarean section, the incidence of CSP showed a gradual upward trend [2], there are reports of its incidence of 1: 1800 ~ 1:2216 [3]. due to