Clinical analysis of heterotopic pregnancy after in vitro fertilization and embryo transfer in 14 cases

Objective To analyze the prevalence rate,diagnosis,treatment,prognosis of heterotopic pregnancy(HP) after in vitro fertilization and embryo transfer(IVF-ET).Methods The clinical data of 14 patients diagnosed HP after IVF-ET were reviewed.Results Eight cases had history of tubal or chronic pelvic inflammation.One case had chronic pelvic inflammation and bicornuate uterus.Three cases had chronic pelvic inflammation and oligozoo-spermia.One case had azoospermia.One case had oligo-ovulation and oligozoo-spermia.All of them were diagnosed by sonography before surgery.Ten patients had salpingectomy by laparoscopy and one by laparotomy.Two patients of corneal pregnancy had laparoscopy and laparotomy respectively.one had salpingectomy in other hospital.After surgery,9 cases had ongoing intrauterinc pregnancy,5 cases were inevitable abortion.Conclusions Previous tubal or pelvic inflammation disease are the most common risk factors for HP.The sonographic examination is reliable in the diagnosis of HP.Early treatment can improve the prognosis obviously.Laparoscopic salpingectomy is still considered to be the best method for the treatment of HP.