Lung nodule of 8mm is not necessarily the early stage of lung cancer, it may be due to tuberculosis ball of lung, fungal infection of lung and other factors, which may also lead to the appearance of small nodules in lung. 1. Lung tuberculosis ball: lung tuberculosis ball may lead to lung nodules, which are generally benign due to the damage caused by Mycobacterium tuberculosis to lung tissues, and the treatment is mainly based on anti-tuberculosis drugs. Treatment is mainly based on anti-tuberculosis drugs, such as rifampicin, levofloxacin, and butamidokanamycin. 2. Lung fungal infections: mainly due to fungal infections caused by lung inflammation, due to long-term inflammation of lung tissues, the formation of inflammatory nodules in the lungs. In this case, it is recommended to actively use antibiotics for anti-infection treatment, such as using clindamycin, itraconazole, voriconazole and other drugs. Lung nodules 8mm may be caused by other causes besides early stage of lung cancer, which cannot be generalized. You need to go to the hospital for formal examination and symptomatic treatment.