Ground glass density nodules in the lungs usually have no effect on pregnancy, but lung ground glass nodules need to be reviewed regularly. Lung ground glass nodules are an imaging concept that has the potential to become cancerous and need to be reviewed regularly. If grinding glass density nodules in the lungs are detected during the preparatory period, it is recommended that the lung nodules be resolved before becoming pregnant. If ground glass nodules in the lungs are detected during pregnancy, it is important to have regular labor and delivery tests to detect the problem and treat it promptly. Particular care during pregnancy is to not smoke, stay away from second-hand smoke and try to avoid exposure to toxic and harmful substances. If lung ground-glass nodules are detected you should visit the thoracic surgery department and get advice from a specialist.