Headaches can be referred to neurology, neurosurgery, cardiology and so on. 1. Headache is considered to be related to cerebrovascular disease, such as migraine, cerebral infarction and so on, you should consult the neurology department of the hospital. (1) Migraine headache onset patients will appear one or both sides of the frontotemporal throbbing headache. (2) Cerebral infarction may be accompanied by slurred speech, hemiparesis, hemiplegia, and hemiplegia. 2. If the disease considered for headache is cerebral hemorrhage, subarachnoid hemorrhage, craniocerebral trauma, etc., the neurosurgery department of the hospital can be consulted. (1) Cerebral hemorrhage or subarachnoid hemorrhage will cause severe headache, and cerebral hemorrhage will be accompanied by hemiparesis and hemiplegia. (2) If there is a history of traumatic brain injury with headache, you should consult the neurosurgery department. (3) If the patient has hypertension in the past, and the headache is caused by a sudden rise in blood pressure, the patient should go to the cardiology department of the hospital. Headache should go to the regular hospital guide desk, consult the medical staff, according to the patient’s condition to the relevant departments.