REFERENCES
1. Giordano R, Cacciatore A, Cignini P, et al. Antepartum haemorrhage. J PrenatMed 2010;4:12-16.
2. Green J. Placenta abnormalities: placenta praevia and abruptio placentae. In: Creasy RK, Resnik R (eds), Maternal Fetal Medicine: Principles and Practice, pp.
141-54. Philadelphia, PA: WB Saunders; 1989.3. Sinha P, Kuruba N. Ante-partum haemorrhage: an update. J Obstet Gynaecol 2008:377-81.
4. Alkema L, Chou D, Hogan D, et al. Global, regional, and national levels and trends in maternal mortality between 1990 and 2015, with scenario-based projections to 2030: a systematic analysis by the UN Maternal Mortality Estimation Inter-Agency Group. Lancet 2016;387:462-74.
5. Gulland A. Worldwide maternal mortality rate falls by 45% in 13 years. BMJ 2014;348:g3150.
6. Say L, Chou D, Gemmill A, et al. Global causes of maternal death: a WHO systematic analysis. Lancet Glob Health 2014;2:e323-33.
7. Bhandari S, Raja EA, Shetty A, Bhattacharya S. Maternal and perinatal consequences of antepartum haemorrhage of unknown origin. BJOG 2014;121:44-50.
8. Rigby E. An Essay on the Uterine Haemorrhage, which Precedes the Delivery of the Full Grown Fetus. London: Johnson; 1775.
9. Dunn MP. Perinatal lessons from the past. Arch Dis Child Fetal Neonatal Ed 2000;82:F169-70.
10. Le Bas A, Chandraharan E, Addei A, Arulkumaran S. Use of the ‘obstetric shock index’ as an adjunct in identifying significant blood loss in patients with massive postpartum hemorrhage. Int J Gynaecol Obstet 2014;124:253-55.
11. Derbala Y, Grochal F, Jeanty P. Vasa praevia. J Perinat Med 2007;1:2-13.
12. Lavery JP. Placenta previa. Clin Obstet Gynecol 1990;33:414-21.
13. Oyelese Y, Smulian JC. Placenta previa, placenta accreta, and vasa previa. Obstet Gynecol 2006;107:927-41.
14. Dashe JS, McIntire DD, Ramus RM, et al. Persistence of placenta previa according to gestational age at ultrasound detection.
Obstet Gynecol 2002;99:692-97.15. Faiz AS, Ananth CV. Etiology and risk factors for placenta previa: an overview and meta-analysis of observational studies. J Matern Fetal Neonatal Med 2003;13:175-90.
16. Royal College of Obstetricians and Gynaecologists. Antepartum Haemorrhage. Green-top Guideline No. 63. London: RCOG; 2011.
17. Gurol-Urganci I, Cromwell DA, Edozien LC, et al. Risk ofplacenta previa in second birth after first birth cesarean section: a population-based study and meta-analysis. BMC Pregnancy Childbirth 2011;11:95.
18. Downes KL, Hinkle SN, Sjaarda LA, et al. Previous prelabor or intrapartum cesarean delivery and risk of placenta previa. Am J Obstet Gynecol 2015;212:669.e1-6.
19. Rosenberg T, Pariente G, Sergienko R, et al. Critical analysis of risk factors and outcome of placenta previa. Arch Gynecol Obstet 2011;284:47-51.
20. Macones GA, Sehdev HM, Parry S, et al. The association between maternal cocaine use and placenta previa. Am J Obstet Gynecol 1997;177:1097-100.
21. Weis MA, Harper LM, Roehl KA, et al. Natural history of placenta previa in twins. Obstet Gynecol 2012;120:753-58.
22. Silver R, Depp R, Sabbagha RE, et al. Placenta previa: aggressive expectant management. Am J Obstet Gynecol 1984;150:15-22.
23. Cotton DB, Read JA, Paul RH, Quilligan EJ. The conservative aggressive management of placenta previa. Am J Obstet Gynecol 1980;137:687-95.
24. McShane PM, Heyl PS, Epstein MF. Maternal and perinatal morbidity resulting from placenta previa. Obstet Gynecol 1985;65:176-82.
25. Oppenheimer L, Society of Obstetricians and Gynaecologists of Canada. Diagnosis and management of placenta previa. J Obstet Gynaecol Can 2007;29:261-66.
26. Smith RS, Lauria MR, Comstock CH, et al. Transvaginal ultrasonography for all placentas that appear to be low-lying or over the internal cervical os. Ultrasound Obstet Gynecol 1997;9:22-24.
27. Leerentveld RA, Gilberts EC, Arnold MJ, Wladimiroff JW Accuracy and safety of transvaginal sonographic placental localization.
Obstet Gynecol 1990;76:759-62.28. Dashe JS, McIntire DD, Ramus RM, et al. Persistence of placenta previa according to gestational age at ultrasound detection. Obstet Gynecol 2002;99:692-97.
29. Oppenheimer L, Holmes P, Simpson N, Dabrowski A. Diagnosis of low-lying placenta: can migration in the third trimester predict outcome? Ultrasound Obstet Gynecol 2001;18:100-102.
30. Becker RH, Vonk R, Mende BC, et al. The relevance of placental location at 20-23 gestational weeks for prediction of placenta previa at delivery: evaluation of 8650 cases. Ultrasound Obstet Gynecol 2001;17:496-501.
31. Royal College of Obstetricians and Gynaecologists (RCOG). Placenta Praevia, Placenta Praevia Accreta, Vasa Praevia: Diagnosis and Management. Green-top Guideline No. 27. London: RCOG; 2011.
32. Timor- Tritsch IE, Yunis RA. Confirming the safety of transvaginal sonography in patients suspected of placenta previa. Obstet Gynecol 1993;81:742-44.
33. Love CD, Fernando KJ, Sargent L, Hughes RG. Major placenta praevia should not preclude out-patient management. Eur J Obstet Gynecol Reprod Biol 2004;117:24-29.
34. Cotton DB, Read JA, Paul RH, Quilligan EJ. The conservative aggressive management of placenta previa. Am J Obstet Gynecol 1980;137:687-95.
35. Ghi T, Contro E, Martina T, et al. Cervical length and risk of antepartum bleeding in women with complete placenta praevia. Ultrasound Obstet Gynecol 2009;33:209-12
36. Sekiguchi A, Nakai A, Kawabata I, et al. Type and location of placenta praevia affect preterm delivery risk related to antepartum haemorrhage. Int JMed Sci 2013;10:1683-88.
37. Mouer JR. Placenta previa: antepartum conservative management, inpatient versus outpatient. Am J Obstet Gynecol 1994;170:1683-85.
38. Neilson JP. Interventions for suspected placenta praevia. Cochrane Database Syst Rev 2003;2:CD001998.
39. Besinger RE, Moniak CW, Paskiewicz LS, et al. The effect of tocolytic use in the management of symptomatic placenta previa. Am J Obstet Gynecol 1995;172:1770-75.
40. Sharma A, Suri V, Gupta I. Tocolytic therapy in conservative management of symptomatic placenta previa. Int J Gynaecol Obstet 2004;84:109-13.
41. Bhide A, Prefumo F, Moore J, et al. Placental edge to internal os distance in the late third trimester and mode of delivery in placenta praevia. BJOG 2003;110:860-64.
42. Tantbirojn P, Crum CP, Parast MM. Pathophysiology of placenta accreta: the role of decidua and extravillous trophoblast. Placenta 2008;29:639-45.
43. Wu S, Kocherginsky M, Hibbard JU. Abnormal placentation: twenty-year analysis. Am J Obstet Gynecol 2005;192:1458-61.
44. Miller DA, Chollet JA, Goodwin TM. Clinical risk factors for placenta previa-placenta accreta. Am J Obstet Gynecol 1997;177:210-14.
45. Clark SL, Koonings PP, Phelan JP. Placenta previa/accreta and prior cesarean section. Obstet Gynecol 1985;66:89-92.
46. National Institutes of Health Consensus Development Conference Panel. National Institutes of Health Consensus Development Conference Statement. NIH Consensus Development Conference: Vaginal Birth After Cesarean: New Insights. March 8-10, 2010. Obstet Gynecol 2010; 115:1279-95.
47. D’Antonio F, Iacovella C, Bhide A. Prenatal identification of invasive placentation using ultrasound: systematic review and metaanalysis. Ultrasound Obstet Gynecol 2013;42:509-17.
48. Comstock CH. Antenatal diagnosis of placenta accreta: a review. Ultrasound Obstet Gynecol 2005;26:89-96.
49. Finberg HJ, Williams JW. Placenta accreta: prospective sonographic diagnosis in patients with placenta previa and prior cesarean section. J UltrasoundMed 1992;11:333-43.
50. Warshak CR, Eskander R, Hull AD, et al. Accuracy of ultrasonography and magnetic resonance imaging in the diagnosis of placenta accreta. Obstet Gynecol 2006;108:573 -81.
51. DAntonio F, Iacovella C, Palacios-Jaraquemada J, et al. Prenatal identification of invasive placentation using magnetic resonance imaging: systematic review and meta-analysis.
Ultrasound Obstet Gynecol 2014;44:8-16.52. Horowitz JM, Berggruen S, McCarthy RJ, et al. When timing is everything: are placental MRI examinations performed before 24 weeks’ gestational age reliable? AJR Am J Roentgenol 2015;205:685-92.
53. Maldjian C, Adam R, Pelosi M, et al. MRI appearance of placenta percreta and placenta accreta. Magn Reson Imaging 1999;17:965-71.
54. Shih JC, Palacios Jaraquemada JM, Su YN, et al. Role of three-dimensional power Doppler in the antenatal diagnosis of placenta accreta: comparison with gray-s cale and color Doppler techniques. Ultrasound Obstet Gynecol 2009;33:193-203.
55. Fox KA, Shamshirsaz AA, Carusi D, et al. Conservative management of morbidly adherent placenta: expert review. Am J Obstet Gynecol 2015;213:755-60.
56. Sentilhes L, Ambroselli C, Kayem G, et al. Maternal outcome after conservative treatment of placenta accreta. Obstet Gynecol 2010;115:526-34.
57. Chandraharan E, Rao S, Belli AM, Arulkumaran S. The triple-P procedure as a conservative surgical alternative to peripartum hysterectomy for placenta percreta. Int J Gynaecol Obstet 2012;117:191-94.
58. Dilauro MD, Dason S, Athreya S. Prophylactic balloon occlusion of internal iliac arteries in women with placenta accreta: literature review and analysis. Clin Radiol 2012;67:515-20.
59. Tikkanen M, Luukkaala T, Gissler M, et al. Decreasing perinatal mortality in placental abruption. Acta Obstet Gynecol Scand 2013;92:298-305.
60. Ruiter L, Ravelli AC, de Graaf IM, et al. Incidence and recurrence rate of placental abruption: a longitudinal linked national cohort study in the Netherlands. Am J Obstet Gynecol 2015;213:573.e1-8.
61. Ananth CV, Savitz DA, Bowes WA Jr, Luther ER. Influence of hypertensive disorders and cigarette smoking on placental abruption and uterine bleeding during pregnancy. Br J Obstet Gynaecol 1997;104:572-78.
62. Ananth CV, Getahun D, Peltier MR, Smulian JC. Placental abruption in term and preterm gestations: evidence for heterogeneity in clinical pathways.
Obstet Gynecol 2006;107:785-92.63. Ananth CV, Oyelese Y, Prasad V, et al. Evidence of placental abruption as a chronic process: associations with vaginal bleeding early in pregnancy and placental lesions. Eur J Obstet Gynecol Reprod Biol 2006;128:15-21.
64. Cheng HT, Wang YC, Lo HC, et al. Trauma during pregnancy: a population-based analysis of maternal outcome. World J Surg 2012;36:2767-75.
65. Hoskins IA, Friedman DM, Frieden FJ, et al. Relationship between antepartum cocaine abuse, abnormal umbilical artery Doppler velocimetry, and placental abruption. Obstet Gynecol 1991;78:279-82.
66. Mackenzie AP, Schatz F, Krikun G, et al. Mechanisms of abruption- induced premature rupture of the fetal membranes: Thrombin enhanced decidual matrix metalloproteinase-3 (stromelysin-1) expression. Am J Obstet Gynecol 2004;191:1996-2001.
67. Elovitz MA, Ascher-L andsberg J, Saunders T, Phillippe M. The mechanisms underlying the stimulatory effects of thrombin on myometrial smooth muscle. Am J Obstet Gynecol 2000;183: 674-81.
68. Glantz C, Purnell L. Clinical utility of sonography in the diagnosis and treatment of placental abruption. J Ultrasound Med 2002;21:837-40.
69. Oyelese Y, Ananth CV. Placental abruption. Obstet Gynecol 2006; 108:1005-16.
70. Rasmussen S, Irgens LM, Dalaker K. The effect on the likelihood of further pregnancy of placental abruption and the rate of its recurrence. Br J Obstet Gynaecol 1997;104:129295.
71. Bronsteen R, Whitten A, Balasubramanian M, et al. Vasa previa: clinical presentations, outcomes, and implications for management. Obstet Gynecol 2013;122:352-57.
72. Baulies S, Maiz N, Munoz A, et al. Prenatal ultrasound diagnosis of vasa praevia and analysis of risk factors. Prenat Diagn 2007;27:595-99.
73. Rebarber A, Dolin C, Fox NS, et al. Natural history of vasa previa across gestation using a screening protocol. J Ultrasound Med 2014;33:141-47.
74. Society of Maternal-Fetal (SMFM) Publications Committee, Sinkey RG, Odibo AO, Dashe JS. #37: Diagnosis and management of vasa previa. Am J Obstet Gynecol 2015;213:615-19.
75. Gagnon R, Morin L, Bly S, et al. Guidelines for the management of vasa previa. J Obstet Gynaecol Can 2009;31:748-53.
76. Robinson BK, Grobman WA. Effectiveness of timing strategies for delivery of individuals with vasa previa. Obstet Gynecol 2011; 117:542-49.
77. Chamberlain G. Antepartum haemorrhage. BMJ 1991;302: 1526-30.
78. McCormack RA, Doherty DA, Magann EF, et al. Antepartum bleeding of unknown origin in the second half of pregnancy and pregnancy outcomes. BJOG.2008;115:1451-57.
79. Chan CC, To WW. Antepartum hemorrhage of unknown origin—what is the clinical significance. Acta Obstet Gynecol Scand 1999;78:186-90.