hello i am 24 years old and had my tubes tied back in June 2014 after having my daughter periods have always came on the same day each month since but here recently i have been going a couple months at a time without one. Now i am concerned something is wrong because i am having a lot of lower back pain and sever abdominal cramps. and i am debating on going to the hospital, but have no idea why i would be doing this any information is greatly appreciated, thanks all