Early symptoms of glioma

Written by Chen Yu Fei
Neurosurgery
Updated on September 07, 2024
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For patients with glioma, in the early stages of the disease, symptoms often manifest as mild headaches, dizziness, nausea, and vomiting. The symptoms are usually mild and tolerable for patients, and most patients do not pay enough attention, which can easily lead to missed and misdiagnosis. However, as the tumor volume increases, the patient's symptoms of headache, dizziness, and other discomforts gradually worsen, and may even show episodic outbreaks and a persistent worsening state. In addition to headaches and dizziness, some patients also exhibit significant motor dysfunction, exhibiting symptoms such as hemiplegia and aphasia. Patients with severe conditions may even experience widespread intracranial pressure increase, and life-threatening conditions due to the induction of brain herniation.

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Written by Jiang Fang Shuai
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How is glioma graded?

According to the characteristics of pathology, gliomas are divided into grades one to four. Grade one is a low-grade malignancy, more benign tumor, accounting for about 5%, with a relatively high probability of successful surgical outcomes. Grade two accounts for about 35%, and after comprehensive treatment including surgery, the survival rate can reach five to ten years, or even longer. Grade three usually develops from grade two, with relatively poor prognosis, and the average survival period is about two years. Grade four, the most malignant glioma, also known as glioblastoma, accounts for about 30%-40%, with an average survival period of less than one year, and very poor outcomes.

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Written by Chen Yu Fei
Neurosurgery
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Is glioma malignant?

Glioblastoma is a type of malignant tumor, which generally grows at a fast pace. In the early stages of the disease, the glioma often adheres to the surrounding tissues, posing significant challenges for future complete surgical removal. At the same time, extensive cerebral edema occurs around the glioma. If prolonged, this can lead to a serious increase in intracranial pressure, manifesting as repeated headaches, dizziness, nausea, and vomiting in the patient. Over time, this condition may also lead to optic nerve atrophy, resulting in decreased vision and visual field defects. Diagnosis generally benefits from cranial CT or MRI scans, but definitive diagnosis still requires surgical removal of the tumor. A small amount of tumor tissue is typically retained for pathological biopsy.

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Written by Chen Yu Fei
Neurosurgery
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Treatment of brain glioma

For patients with brain gliomas, it is recommended that they visit a local hospital as soon as possible in the early stages of the disease. A physician with extensive surgical experience should help assess the current situation through cranial CT, cranial MRI, and enhanced cranial MRI scans, to determine the location, scope, and range of edema of the glioma, as well as its proximity to surrounding blood vessels and nerves, and to establish a personalized surgical treatment plan. Through surgery, the glioma in the brain should be removed as completely as possible. After surgical treatment, most patients can achieve satisfactory outcomes. However, since gliomas are malignant tumors, it is necessary to follow up surgery with early radiation and chemotherapy treatments.

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Written by Chen Yu Fei
Neurosurgery
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Principles of Treatment for Glioma

For patients with glioma, the primary treatment method is still to surgically remove the tumor, followed by postoperative radiotherapy, chemotherapy, and other related treatments. The main treatment principle is to detect, diagnose, and treat early. During surgery, the tumor should be removed as completely as possible, and it is advisable to receive postoperative radiotherapy and chemotherapy early to effectively consolidate the surgical treatment effects. This helps to kill tumor cells to the greatest extent, slow down the probability and timing of tumor recurrence, and extend the patient's lifespan as much as possible. Therefore, for patients with glioma, it is recommended to choose to seek surgical treatment at well-known, top-tier hospitals locally.

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Written by Chen Yu Fei
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Causes of Glioma

Currently, there is no consensus on the specific causes of brain gliomas. Most scholars believe they result from a combination of congenital genetic factors and acquired factors. In the case of congenital factors, by tracing the medical history of patients with gliomas, it can be found that there is a tendency for a higher concentration of glioma cases among family members. Acquired factors are mostly seen in severe cranial trauma, extensive gliocyte proliferation, or due to unhealthy lifestyle habits, exposure to carcinogenic chemicals, or long-term damage from highly polluted radiation, which may easily trigger the development of gliomas.