Often accompanied by headache in patients with lung cancer

(1) guard against brain metastases: the incidence of brain metastases from lung cancer accounted for about 20% ~ 50%. If clinical headache, vomiting, twitching limbs, mental abnormal symptoms should first brain CT, to exclude the brain metastases. In addition, EEG, cerebral angiography is also conducive to the diagnosis.
(2) lung cancer patients in chemotherapy, some chemotherapy drugs such as vincristine, colchicine, fluorouracil and other central nervous system have different degrees of damage, sometimes caused headaches.
(3) superior vena cava syndrome occurs, due to blocked blood reflux, causing head and neck edema and headache occurred.
(4) lung cancer patients with respiratory function often affected, causing the body with the outside world and poor gas exchange, resulting in lower oxygen content, caused by asphyxia due to headaches and dizziness.