Journal of Cancer Science and Research
Open Access
ISSN: 2576-1447
ISSN: 2576-1447
Department of Cancer Biology and Research at Imperial College London, UK
Commentary
Author(s): Lubuzo Buhle*
A brain tumor occurs when abnormal cells form within the brain. There are two main types of tumors: malignant tumors and benign non-cancerous tumors. These can be further classified as primary tumors, which start within the brain, and secondary tumors, which most commonly have spread from tumors located outside the brain, known as brain metastasis tumors. All types of brain tumors may produce symptoms that vary depending on the size of the tumor and the part of the brain that is involved. Where symptoms exist, they may include headaches, seizures, problems with vision, vomiting and mental changes. The cause of most brain tumors is unknown. Uncommon risk factors include exposure to vinyl chloride, Epstein–Barr virus, ionizing radiation, and inherited syndromes such as neurofibromatosis, tuberous sclerosis, and von Hippel-Lindau Disease. Studies on mobile phone exposure have not s.. View More»