Only a small number of patients with mild pleurisy who have good health can be self-cured, but most pleurisy patients will not be self-cured because of the more serious condition, the amount of water in the chest, and the onset of the poor resistance of the body. 1. A small number of patients with mild pleurisy have mild or asymptomatic symptoms of chest tightness and chest pain, low volume of water in the chest, strong autoimmunity, and attention to recuperation and rest, and pleurisy can be cured by itself. 2. Most pleurisy patients with more serious condition, chest water volume is more, the onset of poor body resistance, generally need to give the cause and symptomatic treatment, no treatment will aggravate the condition. (1) etiological treatment: such as bacterial infection caused by the need to be antibiotic anti-infection treatment, tuberculosis caused by pleurisy need regular anti-tuberculosis treatment, immune diseases, malignant tumors caused by pleurisy need to be active treatment of primary diseases. (2) Symptomatic treatment: severe pain can be given analgesic treatment, pleural effusion amount can be performed thoracentesis or closed drainage, such as fever or cough, cough and phlegm can be given to antipyretic, cough, expectorant and other symptomatic treatment. Patients with pleurisy are recommended to go to the hospital for further consultation, to clarify the cause of the disease, and to carry out causative and symptomatic comprehensive treatment.