 [ Symptoms ] i had a back fusion at l4 s1 now have anterlothesis of l4 on l5 do i need surgery [ Disease ] hi you are almost having a gastrointestinal disorder commonly known as ibs or irritable bowel syndrome it is usually of unknown cause and sometimes stress causes it there are a lot of things you can do to relive that eat healthy foodfruits vegetables do not take caffeinated beverages or chocolates or fried foods do some type of exercises and yoga to reduce your stress you can take one of the over the counter tablets for ibs i e coloverin d regards please feel free to reply if you have any further questions