A 1.5cm mixed ground glass nodule in the apical segment of the upper lobe of the right lung belongs to the description of the lesion in the CT examination, and the main causes of the corresponding condition include lung cancer, tuberculosis and inflammation, etc. The treatment plan includes surgical treatment, anti-tuberculosis treatment and anti-inflammatory treatment. 1. Lung cancer: Cancer nodules of 1.5cm in size usually belong to the early stage of cancer, and surgical resection is preferred, which can be carried out through thoracoscopy to resect lung lobes or lung segments, clear lymph nodes, and stage according to postoperative pathology, and radiotherapy, immunotherapy, etc. are carried out when necessary. 2. Tuberculosis: part of the active tuberculosis, caseous tissue formation, will also cause corresponding changes, further treatment requires the application of anti-tuberculosis drugs, commonly used drugs are rifampicin, isoniazid, streptomycin and so on. 3. Inflammation: mainly associated with bacterial, mycoplasma and other infections, manifested as cough, sputum, fever, mainly apply antibiotic treatment, such as amoxicillin, cephalosporins, levofloxacin, etc., and if there is a high fever, ibuprofen can be applied to reduce fever. The right upper lobe apical segment 1.5cm nodule, can not determine the specific conditions, can do a puncture biopsy, diagnosis of the disease and then follow the doctor’s instructions to do standardized treatment, drugs should be strictly in accordance with the doctor’s instructions to use, do not self-medication.