Diabetes mellitus does not usually directly cause ground glass nodules in the lungs. Ground-glass nodules in the lungs can be seen in a variety of situations, such as localized nodular foci caused by lung infections, if the edge of the blurred, there are burrs, but also consider the possibility of malignancy, the need for dynamic observation or, if necessary, can be carried out puncture biopsy. Diabetes mellitus does not directly cause the development of ground-glass nodules in the lungs, but diabetic patients are more susceptible to infections than the general population, and the infections are not easy to control, so some patients may be susceptible to lung infections and develop ground-glass nodules. Diabetic patients with ground-glass nodules in the lungs need to consult a doctor in a timely manner, under the guidance of the doctor to improve the relevant examination to clarify the cause of the disease, so as to take systematic treatment, and at the same time, should pay attention to strict control of blood glucose.