Intercostal neuralgia is closely related to the damage of intercostal nerve, which is a clinical symptom in itself, and the corresponding symptom has certain characteristics, which is manifested as radiating pain, aggravation during thoracic movement, and regional onset. 1. Radioactive pain: the pain will radiate along the nerve course area, usually manifested as burning pain and stabbing pain. 2. Aggravation during thoracic exercise: the pain will be aggravated mainly during strenuous exercise, deep breathing and other conditions. 3. Regional onset: the pain is limited to the injured innervated area, and widespread onset is rare. If intercostal neuralgia cannot be relieved, it is necessary to consult a doctor in time, after diagnosing the cause of the disease, do standardized treatment under the guidance of clinicians.