Frosted glass nodules can be registered with Pulmonary Oncology, Thoracic Surgery and Respiratory Medicine. 1. Lung Oncology: Ground glass nodule is a kind of imaging description, persistent ground glass nodule may be early lung adenocarcinoma or pre-cancerous lesions, hang up lung oncology department. 2. Thoracic Surgery Department: Ground glass nodules are usually found in chest CT examination, some hospitals do not have subdivided pulmonary oncology department, you can also consult the thoracic surgery department. 3. Respiratory medicine: Since most of the ground-glass nodules are caused by lung infections, patients may also have symptoms of lung discomfort such as coughing, chest tightness, chest pain, etc., and can also hang up the respiratory department. Milled glass nodule patients should go to the hospital in time, do not know which department to hang up can ask the hospital staff.