Hi, may I answer your health queries right now ? Please type your query here...Hai I'm coming to 38 yrs old ,,I'm qt tall and big size I had a lower left pain that start from the back ,,, I feels like menses cramp but I'm not having it ,I already did x/Ray to chck of stones but the results is gd I also do pelvic ultra sound and no cycst or fibroids .. Lately I feel like going toilet to pass motion when I sit too long mu stomach feel gassy and uncomfortable ,, what can this be... It getting worst after 2 weeks of menses I only feel it on my left back and lower left abdomen