Diagnosed with right lung nodule, according to the nature of the nodule symptomatic treatment, if the nodule is a small nodule and the shape is complete can be observed, if necessary, through drug therapy; if the nodule is large, and the peripheral shape is incomplete, there is a burr sign and other characteristics of malignant lung nodules, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor through surgical treatment, radiotherapy, chemotherapy, and other methods of comprehensive treatment. If the right lung nodule is a tiny nodule with a diameter of <5mm and smooth edges, it can be observed first, no special treatment is needed, and the examination will be repeated in three months, if there is no increase or change after three months, it can be continued to be observed, and it is recommended to repeat the examination once in six months to one year. If the right lung nodule is >8mm lung nodule with incomplete peripheral morphology, burr sign and other characteristics of malignant lung nodule, it is considered that the possibility of cancer is higher, and the patient can be helped to determine the cause of the disease and the nature of the nodule by PET-CT, enhanced CT, puncture biopsy and other examinations. If the lesion is malignant, it can be removed by surgery and treated with radiotherapy or chemotherapy. Patients with right lung nodule should eat a light diet, avoid spicy, alcohol and tobacco stimulation, have a regular workout routine and take proper exercise. The causes and conditions of right lung nodule are different, the treatment methods are also different, the specific treatment methods should be standardized under the judgment and guidance of a professional doctor, do not self-judgment, medication, to avoid delaying the condition.