Pain Lowest Rib Front Left Around 9 MO But Not

Pain lowest rib front left around 9 MO but not constant .wrap helped,2 mo. ago I had ultra sound and he to with contact next,gall bladder and liver were fine,chest XRAY also fine yesterday around noon started having severe pain and any movement resulted in very severe pain. I have a very high pain tolerance and get fillings w/o novocain't and even tried root canal. Heart catherization both ventricles at Cleveland clinic and it was very good, numerous plumanary testing the last year and a half and no problem, stress test inconclusive. Ekg ok