What symptom is brain glioma prophase

summary

Glioma is the most common intracranial tumor originated from brain glial cells, accounting for about 45% of all intracranial tumors. In the past 30 years, the incidence of primary malignant brain tumors has increased year by year, with an annual growth rate of about 1.2%, especially in the middle-aged and elderly people. Understanding the early symptoms of glioma can help patients find and treat in time, and reduce the harm of the disease. So what are the early symptoms of glioma? Let's take a look at the doctor's detailed introduction.

What symptom is brain glioma prophase

First: vomiting: due to the increase of intracranial pressure, the respiratory center of medulla oblongata is stimulated, resulting in vomiting. Vomiting mostly occurs after headache, presenting jet shape.

Second: visual impairment: when intracranial pressure increases, the venous blood of the eyeball will not flow back smoothly, leading to congestion and edema, damaging the visual cells on the retina of the fundus, resulting in decreased vision.

Third: headache: the nature of more severe, often in the early morning attack, sometimes in sleep by pain wake up, but get up after mild activity headache will gradually ease or disappear.

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Finally, due to the compression of the tumor, the optic nerve in the forehead will have relatively large changes, especially the flag will have obvious blurred vision, vision decline, will continue to aggravate with the development of the disease.