Inflammatory granulomas of the lungs are generally benign lesions, mostly caused by infectious such as bacteria, fungi and non-infectious etiologies such as granulomatous vasculitis, which usually do not cause malignant proliferation and do not grow fast. 1. Infectious causes: Inflammatory granulomas caused by bacterial, fungal, viral, tuberculosis and other infections can be improved with anti-infective and anti-tuberculosis treatment. 2. Non-infectious causes: Non-infectious granulomas caused by connective tissue diseases such as granulomatous vasculitis, eosinophilic granulomatous vasculitis, etc. need to be treated with glucocorticoids and immunologic agents. Inflammatory granulomas in the lungs, if small, can be temporarily without treatment, regular review, if the growth is rapid, then consider the possibility of malignancy, it is recommended that direct resection, the presence of inflammatory granulomas in the lungs, it is recommended to consult a doctor in a timely manner, to clarify the cause of the cause of the disease and then treat the cause of the disease.