RT Book, Section A1 Hoffman, Barbara L. A1 Schorge, John O. A1 Halvorson, Lisa M. A1 Hamid, Cherine A. A1 Corton, Marlene M. A1 Schaffer, Joseph I. SR Print(0) ID 1171528516 T1 Ectopic Pregnancy T2 Williams Gynecology, 4e YR 2020 FD 2020 PB McGraw-Hill Education PP New York, NY SN 9781260456868 LK obgyn.mhmedical.com/content.aspx?aid=1171528516 RD 2024/10/14 AB An ectopic or extrauterine pregnancy is one in which the blastocyst implants anywhere other than the endometrial lining of the uterine cavity. Nearly 95 percent of ectopic pregnancies implant in the fallopian tube. Other sites are shown in Figure 7-1, which reflects data from 1800 surgically treated ectopic pregnancies (Bouyer, 2002). Rare, bilateral ectopic pregnancies have been described (al-Awwad, 1999).