[1] Litwicka K, Greco E. Caesarean scar pregnancy: a review of management options[J]. Curr Opin Obstet Gynecol, 2013, 25(6): 456-461. [2] Maymon R, Halperin R, Mendlovic S, et al. Ectopic pregnancies in a caesarean scar: review of the medical approach to an iatrogenic complication[J]. Hum Reprod Update, 2004, 10(6): 515-523. [3] Yela D A, Marchiani N. Conservative management of ectopic pregnancy in cesarean scar: case report [J]. Rev Bras Ginecol Obstet, 2013, 35(5): 233-237. [4] Verma U, English D, Brookfield K. Conservative management of nontubal ectopic pregnancies[J]. Fertil Steril, 2011, 96(6): 1391-1395. [5] Ou-Yang Z B, Yin Q, Xu Y J, et al. Heterotopic cesarean scar pregnancy: diagnosis, treatment, and prognosis[J]. J Ultrasound Med,2014, 33(9): 1533-1537. [6] Pang Y P, Tan W C, Yong T T, et al. Caesarean section scar pregnancy: a case series at a single tertiary centre[J]. Singapore Med J, 2012,53(10): 638-642. [7] Kanq S Y, Park B J, Kim Y W, et al. Surgical management of cesarean scar ectopic pregnancy: hysterotomy by transvagina approach [J]. Fertil Steril, 2011, 96(1): e25-28. [8] Maymon R,Halperin R,Mendlovic S, et al. Ectopic pregnancies in caesarean scars: the 8 year experience of one medical centre[J].Hum Reprod,2004, 19(2): 278-284. [9] Wu R, Klein M A, Mahboob S, et al. Magnetic resonance imaging as an adjunct to ultrasound in evaluating cesarean scar ectopic pregnancy[J]. J Clin Imaging Sci, 2013,3(1):1-6. [10] Osborn D A, Williams T R, Craig B M. Cesarean scar pregnancy: sonographic and magnetic resonance imaging findings, complications, and treatment[J]. J Ultrasound Med , 2012, 31(9): 1449-1456. [11] 贾 强. 经阴道彩色多普勒对剖宫产瘢痕妊娠的诊断价值[J].内蒙古中医药,2011, 20(15): 103-105. [12] Huang Q, Zhang M, Zhai R Y. The use of contrast-enhanced magnetic resonance imaging to diagnose cesarean scar pregnancies[J]. Int J Gynecol Obstet, 2014, 127(2):144-146. [13] Huang Q, Zhang M, Zhai R Y. Comparison of gadolinium-enhanced magnetic resonance imaging with ultrasound in evaluation of cesarean scar pregnancy[J]. J Obstet Gynaecol Res, 2014,40(7): 1890-1893. [14] 高桂芹,林琬君. 剖宫产子宫瘢痕妊娠的诊断与治疗进展[J].国际妇产科学杂志,2008, 35(1): 15-18. [15] 陈 慧. 人绒毛膜促性腺激素检测在妇产科的应用[J]. 中国实用医药, 2014, 9(15): 112-113. [16] Timor-Tritsch I E, Monteagudo A. Unforeseen consequences of the increasing rate of cesarean deliveries: early placenta accreta and cesarean section scar pregnancy; a review[J]. Am J Obstet Gynecol, 2012,207(1):14-29. [17] Timor-Tritsch I E, Monteagudo A, Santos R, et al. The diagnosis, treatment, and follow-up of cesarean scar pregnancy[J]. Am J Obstet Gynecol, 2012,207(1):44.e1-13. [18] Le A W , Shan L L, Xiao T H, et al. Transvaginal surgical treatment of cesarean scar ectopic pregnancy[J]. Arch Gynecol Obstet, 2013, 287(4): 791-796. [19] Bai X X, Gao H J, Yang X F, et al. Expectant management of heterotopic cesarean scar pregnancy[J].Chin Med J, 2012, 125(7): 1341-1344. [20] Kutuk M S, Uysal G, Dolanbay M,et al. Successful medical treatment of cesarean scar ectopic pregnancies with systemic multidose methotrexate: Single-center experience[J]. Obstet Gynaecol, 2014, 40(6): 1700-1706. [21] Polat I, Ekiz A, Acar D K,et al. Suction curettage as first line treatment in cases with cesarean scar pregnancy: feasibility and effectiveness in early pregnancy[J]. Matern Fetal Neonatal Med, 2015, 28:1-6. [22] Cao S S, Zhu L H, Jin L,et al. Uterine artery embolization in cesarean scar pregnancy: safe and effective intervention[J].Chin Med, 2014, 127(12): 2322-2326. [23] Li Y R, Xiao S S, Wan Y J, et al. Analysis of the efficacy of three treatment options for cesarean scar pregnancy management[J]. Obstet Gynaecol Research, 2014, 40(11): 2146-2151. [24] Zhang H X, Chen S Q, Jiang H Y, et al. Transvaginal hysterotomy for cesarean scar pregnancy in 40 consecutive cases[J]. Gynecol Surg, 2015, 12(1): 45-51. [25] Li J B, Kong L Z, Fan L, et al. Transvaginal surgical management of cesarean scar pregnancy: analysis of 49 cases from one tertiary care center[J]. Eur J Obstet Gynecol Reprod Biol, 2014,182:102-106. [26] 鲁海燕,张文华,单 君, 等. 经阴道手术治疗剖宫产术后子宫瘢痕妊娠31例临床分析[J].中华妇产科杂志, 2011, 46(12): 917-922.