Damage to fallopian tubes (tubal infertility) Damaged or blocked fallopian tubes keep sperm from getting to the egg or block the passage of the fertilized egg into the uterus. Causes of fallopian tube damage or blockage can include: Pelvic inflammatory disease, an infection of the uterus and fallopian tubes due to chlamydia, gonorrhea or other sexually transmitted infections Previous surgery in the abdomen or pelvis, including surgery for ectopic pregnancy, in which a fertilized egg implants and develops in a fallopian tube instead of the uterus Pelvic tuberculosis, a major cause of tubal infertility Ashwini Hospital & Fertility Centre Moondrumavadi K.Pudur Madurai-07 , Maternal & Child Health Care Centre , Advanced Fertility Care Centre , Best Fertility Care Centre.