CT examination of left abdominal pain is not always able to detect all of the symptoms, but depends on the cause of the left abdominal pain. If the left abdominal pain is caused by organic diseases, the symptoms can be detected in the CT examination, but if the symptoms are caused by indigestion, stomach cold, etc., it can not be detected in the CT examination. If it cannot be detected, it should be combined with its own condition can be further confirmed by physical examination, urine routine, blood routine, abdominal ultrasound and so on. When the body appears uncomfortable symptoms, should go to the hospital in a timely manner to carry out relevant examinations to determine the cause of the disease, timely targeted treatment, in addition to not eating and taking drugs before the examination, so as not to cover up the condition, resulting in aggravation of the condition.