The most important thing to do is to improve the examination to diagnose the cause of the pain, and then symptomatic treatment, this part of the pain has the following possibilities: 1, angina pectoris, most common in the elderly, paroxysmal episodes, accompanied by discomfort in the left side of the shoulder and back, the patient needs to improve the electrocardiogram, cardiac ultrasound and cardiac enzymology, nitroglycerine, calcium antagonists can be used for treatment. 2, pneumonia or pleurisy, chest pain is more With respiration, chest pain can be significantly aggravated during deep inhalation, need to improve the lung ct and blood tests, the use of penicillin, cephalosporin or oxfloxacin treatment.3, colonic splenic flexure syndrome, the patient mostly in the left side of the epigastric distension or tingling pain at mealtime or after the meal, defecation or defecation can be relieved, but also can be given to the abdominal massage in order to promote intestinal peristalsis, defecation.