Lung atrophy recovery needs to be based on the cause of the disease, targeted treatment, including drug treatment, surgical treatment, etc., drug treatment should follow the doctor’s instructions. Lung atrophy caused by bronchial obstruction in the lungs needs to improve the bronchial obstruction, find the cause of the obstruction and treat it accordingly, such as foreign bodies in the airway, which can be removed by bronchoscopy. Lung atrophy due to pneumothorax caused by trauma usually requires thoracentesis and aspiration, closed chest drainage, and in severe cases, thoracoscopic surgery or open chest surgery. Lung atrophy caused by pleural effusion compressing the lungs due to bacterial infection can be treated with medications such as cefdinir. Tuberculous pleurisy due to Mycobacterium tuberculosis is treated with anti-tuberculous drugs such as rifampicin and ethambutol. Lung atrophy due to chest contour problem needs to receive surgical treatment in regular hospitals. When lung atrophy occurs, it is recommended that patients seek medical treatment in time to avoid delaying the condition.