Ectopic pregnancy resulting from transperitoneal migration of spermatozoa

Ectopic pregnancies have been reported in distal tubal segments following tubal sterilization procedures (Metz KGP, Mastroianni Jr L: Tubal pregnancy subsequent to transperitoneal migration of spermatozoa. Obstet Gynaecol Surv 34: 554, 1979). Conception in these situations has been presumed to occur as a result of recanalization of the occluded segment or via a fistulous communication between the two tubal segments. The possibility of …