ectopic pregnancy Ectopic pregnancy. Implantation of a fertilized ovum outside the endometrial cavity defines this condition. This potential life-threatening implantation occurs in approximately 1.5% to 2.0% of pregnancies and remains the most common cause of non-traumatic maternal death in the first trimester.33 It accounts for 6% of pregnancy-related deaths in the United States overall.34 Risk factors include p.. 2015. 7. 15. 이전 1 다음