Lung ground glass nodule foci 7mm generally need treatment, including general treatment, drug treatment, surgical treatment, comprehensive treatment and so on. 1. General treatment: If the lungs are only 7mm, without other adverse reactions, it may be the leftover foci after inflammation and infection, so you need to avoid spicy and stimulating food, quit smoking and drinking, and follow the doctor’s instructions for regular checkups. 2. Drug treatment: If there is a pulmonary ground-glass nodule of 7mm, smooth and complete, accompanied by cough, sputum, fever, consider the possibility of inflammation and infection, you need to use moxifloxacin hydrochloride, roxithromycin, fluconazole, rifampicin, isoniazid, and other drugs under the guidance of the doctor to carry out anti-infective treatment. Meanwhile, chest CT should be checked regularly. 3. Surgery: If the boundary of the lung ground-glass nodule is not clear in 7mm, and there are burr sign, depression sign, vascular cluster sign and other malignant signs, considering the possibility of malignant nodules, it is recommended to take surgical treatment as soon as possible to excise the lesion, so as to avoid the disease from progressing, which may jeopardize the life and health. 4. Comprehensive treatment: If the nodule is malignant, according to the severity of the disease after surgery, chemotherapy, radiotherapy, targeted therapy, immunotherapy and other comprehensive treatment programs may be needed to alleviate the symptoms and prolong the survival period. If you feel unwell due to pulmonary ground glass nodule foci 7mm, it is recommended that you go to the hospital in time and deal with it under the guidance of your doctor.