The Fallopian Tubes has three (3) different sections which can experience blockage. Doctors have also come to find that there are patterns of disease or trauma that may affect certain parts of the Fallopian tubes more than others. *Proximal Tubal Occlusion involves the the isthmus (narrow strip). This can occur after infection, abortion, miscarriage, cesarean or PID. *Mid Segment Tubal Obstruction of the ampullary is most often due to tubal ligation damage, which is a surgica