Laryngeal cancer is not uncommon. Laryngeal malignant tumors account for 1% to 5% of all malignant tumors in the body, and the vast majority of them are laryngeal cancer. This article mainly introduces the pathogenic factors of laryngeal tumors. I hope it can help you! What are the causative factors of laryngeal tumors? Expert introduction: (1) Smoking: Tobacco burning produces tobacco tar, of which benzopyrene can cause cancer. Tobacco smoke can also stop or slow the movement of cilia, cause mucosal edema and bleeding, and cause epithelial hyperplasia, thickening, and squamous metaplasia, which become the basis for cancer. (2) Excessive drinking: Long-term stimulation of the mucous membrane can cause it to degenerate and cause cancer. (3) Chronic inflammatory irritation such as chronic laryngitis or respiratory tract inflammation. (4) Air pollution: Long-term inhalation of harmful gases such as sulfur dioxide and industrial dust such as chromium and arsenic can easily cause laryngeal cancer. (5) Viral infection is closely related to the occurrence of cancer. It is generally believed that viruses can change the nature of cells and cause abnormal division; viruses can attach to genes and be passed on to the next generation of cells, causing cancer. (6) Precancerous lesions: Repeated attacks of laryngeal keratosis and benign laryngeal tumors such as laryngeal papilloma may lead to cancer. (7) Radiation: Radiation treatment of neck tumors may cause cancer. (8) Sex hormones: Relevant experiments have shown that the percentage of estrogen receptor-positive cells in laryngeal cancer patients is significantly increased. After the above experts briefly introduced the pathogenic factors of laryngeal tumors, do you still have any questions? Welcome to consult our online experts, I believe our experts will give you a satisfactory answer! Laryngeal tumors: http://www..com.cn/zhongliu/ha/hzl.html |
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