Chest pain is mainly caused by visceral diseases, costochondritis, intercostal neuralgia, local tumor lesions and other causes. 1. Internal diseases, such as angina pectoris and myocardial infarction, as well as some gastrointestinal diseases such as gastric ulcer, cholecystitis and pancreatitis can also lead to vague pain in the chest, which need to be combined with the medical history, physical examination and hematological and imaging examinations to make a clear diagnosis. 2. Costochondritis, which usually occurs at the junction of thoracic and rib joints, with obvious localized pressure and pain, and some of them may form localized elevated manifestations. 3. Intercostal neuralgia, such as herpes zoster infection, thoracic spine lesions, trauma, tumors and other causes of intercostal nerve inflammation caused by pain. 4. Local tumor lesions, such as lung tumors, mediastinal tumors, etc. can also cause vague chest pain. Hidden pain in the chest many are very dangerous diseases, such as myocardial infarction, etc., need to go to the hospital as soon as possible to avoid irreparable consequences.