Due to the different charges of hospitals in different places and the different medical insurance policies, the cost of pulmonary function tests varies a little, usually ranging from 100 to 500 yuan, subject to local conditions. Lung function test is divided into lung ventilation function test and lung ventilation function test, in the clinic we commonly used lung function test usually refers to the lung ventilation function test, the cost is usually about 300 yuan, while the lung ventilation function test is usually about 500 yuan, specific can go to the local hospital consultation. Lung function test is mainly through the lung function instrument to the human body inhaled and exhaled gas dynamic analysis, to help diagnose whether the patient has respiratory diseases, is the clinical diagnosis of respiratory diseases commonly used auxiliary examination. If you feel unwell, it is recommended that you go to a regular hospital in a timely manner and under the guidance of a professional doctor for standardized diagnosis and treatment, so as not to delay your condition.