Lung cancer without metastasis in the head is also more serious. Lung cancer belongs to serious diseases, and the prognosis of patients is poor, with a five-year survival rate of 50%. It is recommended that lung cancer patients should seek medical treatment in time and take medication and surgery. Lung cancer without head metastasis is also more serious, because lung cancer itself is a serious disease. Lung cancer is mainly caused by smoking, occupational exposure, air pollution and other factors. The prognosis of patients after timely and regular treatment is poor, and the five-year survival rate of patients without metastasis is 50%. Lung cancer patients should be treated in time, and they can use molecular targeting drugs such as gefitinib tablets and crizotinib capsules as prescribed by doctors, and also chemotherapy drugs such as gemcitabine injection and pemetrexed disodium injection. In addition, patients can also take surgical treatment such as local resection and extended resection. Lung cancer without metastatic head is a serious disease, so it is suggested that patients should seek medical treatment in time and take treatment measures under doctors’ guidance to avoid aggravating the condition.