Cholecystitis does not usually cause pain in the left ribs, but tends to cause pain in the right upper abdomen, sometimes radiating to the back of the right shoulder. Cholecystitis in most cases is caused by gallbladder stones caused by infection and obstruction, in the acute attack will often cause severe abdominal pain, usually manifested as severe pain in the right upper abdomen, accompanied by abdominal distension, nausea, vomiting and other symptoms, some patients may also have pain in the middle and upper abdomen, often prone to nighttime episodes of paroxysmal colicky pain, the pain will sometimes radiate to the right shoulder, back. If the left rib pain may be due to costochondritis, localized trauma, pancreatitis, etc., if the symptoms continue to be unrelieved, try to go to the hospital in time to identify the cause of targeted treatment.