What Is The Cause And Treatment For Blocked Fallopian Tube?

im married 5 years ago. but until now i dont get pregnant. when we decided to be treat by a gynecologist when we were married 3 years way back, the doctor diagnose that my uterus is retroverted, then after a couple of test they find out that my fallopian tube is blocked. i been suffering depressant stage before. after that diagnosis. we don t even bother to go back again until now, but i m very afraid. how can you help me?