Occasional chest pain after surgery for invasive adenocarcinoma of the lung is often caused by intercostal nerve injury due to surgical operation, and most of them will recover gradually. Surgical operation for lung invasive adenocarcinoma needs to pass through the intercostal area, no matter traditional surgery or minimally invasive surgery, there will be some damage to intercostal nerves. Intercostal nerve injury often results in localized numbness, pain and other symptoms, which can be relieved in most patients, but will recur, especially after activities. The pain and numbness caused by this kind of nerve injury will gradually recover in half a year to one year, and can be gradually relieved by localized heat therapy and other treatments if necessary. Therefore, occasional chest pain after surgery for invasive adenocarcinoma of the lung is a common post-surgical complication, and most of them will be gradually relieved, with local heat therapy if necessary.