title: Ectopic pregnancy following levonorgestrel emergency contraception: a case report.
abstract: Hormonal contraceptive pills containing 750 microgram levonorgestrel are the most commonly used postcoital contraceptive method because of their high efficacy and fewer side effects. Emergency contraceptive pills containing levonorgestrel present their effects by several mechanisms, including delayed tubal transport of the ovum. A delay of tubal transportation of an ovum is also one of the possible etiologic factors of tubal ectopic pregnancies. There are limited data on the risk of ectopic pregnancy following levonorgestrel treatment as an emergency contraception. Here, a case of tubal pregnancy associated with the use of levonorgestrel containing emergency contraceptive pills has been presented along with discussion of the relevant literature.
authors.affiliation: Dr. Zekai Tahir Burak Training and Research Hospital, Ankara, Turkey.
authors.forename: Oktay
authors.initials: O
authors.lastname: Kaymak
authors.affiliation: Dr. Zekai Tahir Burak Training and Research Hospital, Ankara, Turkey.
authors.forename: Yavuz
authors.initials: Y
authors.lastname: Simşek
authors.affiliation: Dr. Zekai Tahir Burak Training and Research Hospital, Ankara, Turkey.
authors.forename: Melike
authors.initials: M
authors.lastname: Doğanay
authors.affiliation: Dr. Zekai Tahir Burak Training and Research Hospital, Ankara, Turkey.
authors.forename: Yasemin
authors.initials: Y
authors.lastname: Yıldız
authors.affiliation: Dr. Zekai Tahir Burak Training and Research Hospital, Ankara, Turkey.
authors.forename: Leyla
authors.initials: L
authors.lastname: Mollamahmutoğlu
keywords: Emergency contraception; extrauterine pregnancy; levonorgestrel