Chest and back pain is mostly considered to be trauma, cardiac system diseases, intercostal neuralgia, chest diseases and so on. 1. Trauma: chest and back injuries caused by impact or extrusion, such as rib fracture, can be manifested as chest pain, chest tightness, pain aggravated by coughing or changing position, and the pain can also be radiated to the back of the shoulders. 2. Cardiac system diseases: such as angina pectoris, coronary artery blood supply insufficiency causes episodic chest discomfort, chest tightness, chest pain, etc., most of them are post-thoracic crushing pain, and the pain can be radiated to the precordial area, the upper limbs, and the back of the shoulders. 3. Intercostal neuralgia: pain distributed along the intercostal nerves, radiating in a semi-circular shape, stinging or burning pain, herpes zoster can be seen in clusters of herpes zoster. 4. Chest diseases: such as pneumonia, pleurisy, lung or mediastinal space-occupying lesions, if the invasion of the pleura, there will also be chest and back pain. Chest and back pain can also be seen in other diseases, it is recommended that patients go to the regular hospital in time to avoid delaying the condition.