Unexpected pregnancy despite extremely decreased estradiol levels during ovarian stimulation

Fertility and Sterility

Volumn 90, Issue 5, 2008, Pages 2003.e5-2003.e9

  Atabekoglu, Cem ^a   Sonmezer, Murat ^a   Özkavukcu, Sinan ^a   Isbacar, Suheyla ^a  

^a MAYA Center for Assisted Reproductive Technologies   (Turkey)

Author keywords

Coasting; implantation; oocyte quality; ovarian hyperstimulation

Indexed keywords

ESTRADIOL; LEUPRORELIN; RECOMBINANT FOLLITROPIN;

ADULT; ARTICLE; CASE REPORT; DISEASE DURATION; DRUG DOSE REDUCTION; ESTRADIOL BLOOD LEVEL; FEMALE; FERTILIZATION IN VITRO; HUMAN; IMPLANTATION; INFERTILITY; OVARY HYPERSTIMULATION; PREGNANCY; PREGNANCY RATE; PRIORITY JOURNAL; UNIVERSITY HOSPITAL;

EID: 55349117420     PISSN: 00150282     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fertnstert.2008.04.059     Document Type: Article

References (26)

1. Whelan III J.G., and Vlahos N.F. The ovarian hyperstimulation syndrome. Fertil Steril 73 (2000) 883-896
2. Navot D., Bergh P.A., and Laufer N. Ovarian hyperstimulation syndrome in novel reproductive technologies: prevention and treatment. Fertil Steril 58 (1992) 249-261
3. Rabinovici J., Kushnir O., Shalev J., Goldenberg M., and Blankstein J. Rescue of menotrophin cycles prone to develop ovarian hyperstimulation. Br J Obstet Gynaecol 94 (1987) 1098-1102
4. Sher G., Zouves C., Feinman M., and Maassarani G. "Prolonged coasting": an effective method for preventing severe ovarian hyperstimulation syndrome in patients undergoing in-vitro fertilization. Hum Reprod 10 (1995) 3107-3109
5. Urman B., Fluker M.R., Yuen B.H., Fleige-Zahradka B.G., Zouves C.G., and Moon Y.S. The outcome of in vitro fertilization and embryo transfer in women with polycystic ovary syndrome failing to conceive after ovulation induction with exogenous gonadotropins. Fertil Steril 57 (1992) 1269-1273
6. Benadiva C.A., Davis O., Kligman I., Moomjy M., Liu H.C., and Rosenwaks Z. Withholding gonadotropin administration is an effective alternative for the prevention of ovarian hyperstimulation syndrome. Fertil Steril 67 (1997) 724-727
7. Awonuga A.O., and Nabi A. In vitro fertilization with low-dose clomiphene citrate stimulation in women who respond poorly to superovulation. J Assist Reprod Genet 14 (1997) 503-507
8. Dhont M., Van der Straeten F., and De Sutter P. Prevention of severe ovarian hyperstimulation by coasting. Fertil Steril 70 (1998) 847-850
9. Lee C., Tummon I., Martin J., Nisker J., Power S., and Tekpetey F. Does withholding gonadotrophin administration prevent severe ovarian hyperstimulation syndrome?. Hum Reprod 13 (1998) 1157-1158
10. Waldenström U., Kahn J., Marsk L., and Nilsson S. High pregnancy rates and successful prevention of severe ovarian hyperstimulation syndrome by "prolonged coasting" of very hyperstimulated patients: a multicentre study. Hum Reprod 14 (1999) 294-297
11. Aboulghar M.A., Mansour R.T., Serour G.I., Rhodes C.A., and Amin Y.M. Reduction of human menopausal gonadotropin dose before coasting prevents severe ovarian hyperstimulation syndrome with minimal cycle cancellation. J Assist Reprod Genet 17 (2000) 298-301
12. Ohata Y., Harada T., Ito M., Yoshida S., Iwabe T., and Terakawa N. Coasting may reduce the severity of the ovarian hyperstimulation syndrome in patients with polycystic ovary syndrome. Gynecol Obstet Invest 50 (2000) 186-188
13. Al-Shawaf T., Zosmer A., Hussain S., Tozer A., Panay N., Wilson C., et al. Prevention of severe ovarian hyperstimulation syndrome in IVF with or without ICSI and embryo transfer: a modified "coasting" strategy based on ultrasound for identification of high-risk patients. Hum Reprod 16 (2001) 24-30
14. Al-Shawaf T., Zosmer A., Tozer A., Gillott C., Lower A.M., and Grudzinskas J.G. Value of measuring serum FSH in addition to serum estradiol in a coasting programme to prevent severe OHSS. Hum Reprod 17 (2002) 1217-1221
15. Egbase P.E., Al-Sharhan M., and Grudzinskas J.G. "Early coasting" in patients with polycystic ovarian syndrome is consistent with good clinical outcome. Hum Reprod 17 (2002) 1212-1216
16. Tortoriello D.V., McGovern P.G., Colón J.M., Skurnick J.H., Lipetz K., and Santoro N. "Coasting" does not adversely affect cycle outcome in a subset of highly responsive in vitro fertilization patients. Fertil Steril 69 (1998) 454-460
17. Isaza V., García-Velasco J.A., Aragonés M., Remohí J., Simón C., and Pellicer A. Oocyte and embryo quality after coasting: the experience from oocyte donation. Hum Reprod 17 (2002) 1777-1782
18. Kovács P., Mátyás S., and Kaali S.G. Effect of coasting on cycle outcome during in vitro fertilization/intracytoplasmic sperm injection cycles in hyper-responders. Fertil Steril 85 (2006) 913-917
19. Chen D., Burmeister L., Goldschlag D., and Rosenwaks Z. Ovarian hyperstimulation syndrome: strategies for prevention. Reprod Biomed Online 7 (2003) 43-49
20. Moreno L., Diaz I., Pacheco A., Zúñiga A., Requena A., and Garcia-Velasco J.A. Extended coasting duration exerts a negative impact on IVF cycle outcome due to premature luteinization. Reprod Biomed Online 9 (2004) 500-504
21. Ulug U., Ben-Shlomo I., and Bahceci M. Predictors of success during the coasting period in high-responder patients undergoing controlled ovarian stimulation for assisted conception. Fertil Steril 82 (2004) 338-342
22. Delvigne A., and Rozenberg S. A qualitative systematic review of coasting, a procedure to avoid ovarian hyperstimulation syndrome in IVF patients. Hum Reprod Update 8 (2002) 291-296
23. Delvigne A., Kostyla K., Murillo D., Van Hoeck J., and Rozenberg S. Oocyte quality and IVF outcome after coasting to prevent ovarian hyperstimulation syndrome. Int J Fertil Womens Med 48 (2003) 25-31
24. Ulug U., Bahceci M., Erden H.F., Shalev E., and Ben-Shlomo I. The significance of coasting duration during ovarian stimulation for conception in assisted fertilization cycles. Hum Reprod 17 (2002) 310-313
25. Mansour R., Aboulghar M., Serour G., Amin Y., and Abou-Setta A.M. Criteria of a successful coasting protocol for the prevention of severe ovarian hyperstimulation syndrome. Hum Reprod 20 (2005) 3167-3172
26. García-Velasco J.A., Zúñiga A., Pacheco A., Gómez R., Simón C., Remohí J., et al. Coasting acts through downregulation of VEGF gene expression and protein secretion. Hum Reprod 19 (2004) 1530-1538