Lung cancer patients are treated by removing the lobes of the lungs, which is in line with the principle of treatment. Lung cancer is a malignant tumor originating from the epithelium of the bronchial mucosa. Surgical anatomical lung resection is the main treatment for patients with early and middle stage lung cancer. Lung cancer surgery can be categorized into complete resection, incomplete resection and indeterminate resection. Complete resection should be strived for, with a view to achieving complete tumor resection and reducing tumor metastasis and recurrence. After lobectomy, patients need to visit specialized hospitals regularly and follow up regularly. At the same time, it is necessary to pay attention to strengthen the nutrition in daily life, get out of bed as soon as possible, and encourage independent coughing to gradually restore lung function.