The pain in the left back and left anterior chest opposite each other may vary depending on the patient’s medical history, physical examination, and accompanying conditions at the onset of the disease that the patient is suffering from. It can be considered from the following aspects: First, if the patient is older, and at the same time the patient has long-term smoking, hypertension, diabetes, etc., and the chest and back pain mostly occurs during strenuous activities or when emotionally excited, then it should be considered whether the patient has coronary heart disease, and he can go to the cardiology department, perform electrocardiogram, coronary angiography and other examinations to clarify the presence of coronary heart disease and take corresponding treatment measures. Second, if the patient’s left chest pain to back pain, pain onset is very intense, sweating, chest tearing sensation, the patient’s original long-term hypertension, Marfan syndrome and other diseases, should be highly suspected of aortic coarctation formation and other conditions, should promptly go to cardiovascular surgery, perform cardiac CT, aortic CT and other examinations to clarify the diagnosis. Third, if the patient’s chest and back pain is not too serious, and the chest and back pain is related to respiratory movement or has a history of pleural effusion, the patient may be a case of pleural adhesions, and can go to thoracic surgery, respiratory medicine, and perform chest X-ray, CT and other examinations to clarify the diagnosis. If the patient’s symptoms are not serious, the patient can continue to be observed; if the patient’s symptoms are severe, oral pain medication is needed; if the patient has severe pleural adhesions and hypertrophy, surgery may be required.