Assisted reproductive technology and superfetation: a case report

Fertil Steril. 1990 Jun;53(6):1100-1. doi: 10.1016/s0015-0282(16)53595-x.

Abstract

This observation reports a case of human superfetation. Fertilizable oocytes and embryos were obtained after ovarian stimulation in a women already several weeks pregnant. Spontaneous monofetal pregnancy had normal development and the embryos obtained after in vitro fertilization were actually frozen.

Publication types

  • Case Reports

MeSH terms

  • Adult
  • Female
  • Follicle Stimulating Hormone / therapeutic use
  • Gamete Intrafallopian Transfer / adverse effects*
  • Gonadotropin-Releasing Hormone / therapeutic use
  • Humans
  • Menotropins / therapeutic use
  • Ovulation Induction / adverse effects
  • Pregnancy
  • Superfetation*

Substances

  • Gonadotropin-Releasing Hormone
  • Menotropins
  • Follicle Stimulating Hormone