Because brain tumors are not easy to determine, many people have uncomfortable symptoms for a long time without getting attention, delaying the best time for treatment. Introducing several symptoms related to brain tumors to everyone, which will help to detect brain tumors in time. 1.Headache after waking up. General headache can be relieved in the afternoon, but not brain tumors, often the heaviest headache when waking up from a night’s sleep, and it will be gradually reduced after getting up. 2.Jet vomiting. Usually occurs when the headache is severe, after vomiting, the headache can be reduced. 3.Loss of vision. In the early stage, it may be momentary black membrane with transient loss, and gradually become persistent vision loss with the aggravation of the disease, and finally may be completely blind. 4.Duplex vision. That is, the two eyes can not overlap the image of the two eyes together, looking at any object is a double image. At first, diplopia can only appear when the eyes are looking in a certain direction, but later it can develop to appear in any direction, and finally, when the position of the eyes on both sides is significantly asymmetric, diplopia may be reduced or even disappeared. 5. Visual field defect. Usually, it shows bilateral temporal hemianopsia, which can hinder the patient’s behavior in severe cases. 6.Monocular protrusion. That is, one side of the eyeball protrudes forward, which can affect the incomplete closure of the facial cleft in severe cases. One side of the eye protrudes 50% of the cases are caused by intracranial diseases, the most common cause is brain tumor. 7. Late onset epilepsy. It refers to those who start to have seizures after adulthood, if there is no trauma and other triggers, then intracranial tumor should be considered first. If the convulsive seizures are limited to one side or start from a certain limb, brain tumor should be considered regardless of adults or children. 8. Hemiplegia. It includes two different cases, one is hemiplegia or hemiparesis, which is manifested by little or no movement of the limb on the diseased side, and the other is ataxia of one limb, which is manifested by clumsy or unsteady movement. These two symptoms, if they appear slowly and get progressively worse, may signal a brain tumor. The former is mostly seen in cerebral hemisphere tumor, and the latter is the unique sign of cerebellar hemisphere tumor. 9. Hypertrophy of limbs. Eosinophilic pituitary tumor is a unique clinical sign, which is seen in adult patients, mainly manifested as hypertrophy and coarseness of hand and limb, protruding brow arch and jaw, ugly appearance, and child patients can develop into giants.