Ovarian pregnancy is a rare form of ectopic pregnancy in which the gestational sac is implanted within the ovary. The incidence is 0.5
to 3% of all ectopic gestations. Mostly diagnoses are made by the first trimester routine ultrasonography or during the operation for
acute abdominal pain. In this case report, we present a 13 weeks spontaneous ovarian gestation who had no risks of ectopic pregnancy.
On the transvaginal sonographic scan, an alive fetus with a crown-rump length measured 67 mm (13 weeks) was detected in the left
ovarian region. A ruptured ovary which contained a fetus of 13 weeks gestation was observed during laparotomy. A left oophorectomy
was performed with the transfusion of two units of fresh blood peroperatively. The possibility of ovarian pregnancy should always be
kept in mind that emergent laparotomy with concurrent oophorectomy can be necessary surgical interventions for this rare clinical