Vague pain in the middle right part of the chest is seen in the following cases: First, diseases occurring in the mediastinum of the chest, such as mediastinal cysts or thymoma, the patient will show pain and also obvious shortness of breath and chest tightness, CT and other related examinations can be performed. Second, it can also occur in the lung tissue, pulmonary nodular disease will also be manifested as chest pain, usually multiple nodules, and in serious cases will be accompanied by enlarged lymph nodes, if necessary, you need to choose surgery. Third, diseases of the chest wall can also manifest as pain, including rib chondritis in the thoracic rib joints, or intercostal neuralgia can cause chest pain, which can be triggered by activity or exertion. If necessary, pain medication can be given for treatment.