HAVE PAIN ACROSS LOWER BACK AND FRONT LEFT SIDE AT SMALL INTESTINE AREA ALSO GET SHOOTING PAIN INTO TESTES . NO TROUBLE WHEN URINATING . HAVE HAD CAT SCAN AND XRAYS DONE ...NOTHING SHOWS UP. ALSO HAD URINE AND BLOOD TEST NEG. FOR INFECTIONS AND KIDNEY STONES....I AM NOW ON PAIN PILLS FOR THE PAIN....WHAT COULD THIS POSSSIBLY BE............I'M SCARED....SOMETIMES HAVE DISCOMFORT BEFORE HAVING A BOWEL MOVEMENT.....WHY CAN'T THE DRS DIAGNOSE THIS CONDITION......?????