Symptoms of limited thickening of the pleura on both sides include chest pain, difficulty breathing, and, if there is inflammation, fever. Some patients may have no symptoms. 1. Chest pain: Bilateral limited pleural thickening may be due to some degree of inflammation of the pleura, and inflammation of the pleura will lead to chest pain. 2. Difficulty in breathing: the middle of the dirty layer and the wall layer of the pleura is negative pressure, if the limited thickening of the pleura leads to the change of pressure in the pleural cavity, it may lead to a certain degree of dyspnea, or even respiratory difficulties. 3. Fever: If pleural restrictive thickening is caused by inflammatory diseases such as tuberculosis, a certain degree of fever may occur. It is recommended that patients go to professional hospitals, consult professional doctors, according to their own conditions, clear diagnosis and symptomatic treatment.