Brain cancer is a very serious malignant tumor, which scares many patients. So what are the causes of brain cancer ? The following is a detailed answer from relevant experts. 1. Physical factors Some brain cancers are closely related to the site of injury and scarring, but a large number of studies have not found supporting evidence. Data show that radiation can induce cancers of the skin, lips, tongue, and esophagus. Several years after radiotherapy for brain cancer, other tumors may occur in the irradiated area. Animal experiments have found that radiation can cause tissue metastasis (cancer). The mechanism is that radiation causes oncogene mutations in intracranial fibroblasts or meningeal endothelial cells, causing cell cancer. This is the cause of brain cancer. 2. Chemical factors Animal experiments have shown that a variety of chemicals can induce brain cancer (various gliomas, meningiomas, neoplasms, epithelial cancers, pituitary adenomas, etc.). Common ones include anthracene compounds, such as methylcholanthracene, diphenylanthracene, benzopyrene, etc., and N-nitrite compounds, such as nitrosopiperidine, dinitrosopiperazine, methylnitrosourea, etc. 3. Biological factors Experiments have shown that viruses (such as adenovirus, simian vacuolating virus (SV40), tumor virus, etc.) can induce brain cancer in poultry and vertebrates. The virus inserts into the chromosome of the cell, changes the characteristics of the chromosome gene, and changes the original proliferation characteristics of the cell. The above is an introduction to the causes of brain cancer. I believe everyone should have a certain understanding of brain cancer. If you want to know more about brain cancer, please consult online experts. |
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