| The term brain cancer although often used by the | | | | exposure to vinyl chloride and/or ionizing radiation are |
| general public is actually not the term often used by | | | | the only known risk factors; other than these there |
| the medical community. Primary brain tumor is the | | | | are no known environmental factors that can be |
| term used by the medical community for tumors | | | | associated with brain tumors. The so-called tumor |
| arising form the brain. In children, most brain tumors | | | | suppressor genes mutations and deletions are |
| are primary tumors. In adults however, most tumors | | | | incriminated in some forms of brain tumors. Inherited |
| in the brain have spread from the lung, breast, or | | | | diseases such as Von Hippel-Lindau Syndrome, |
| other parts of the body. When this happens, the | | | | neurofibromatosis type 2, and multiple endocrine |
| disease is not brain cancer. The tumor in the brain is a | | | | neoplasia of a patient pose a high risk to having brain |
| secondary tumor and it is named after the organ or | | | | tumor. |
| tissue fromch it began. | | | | Symptoms of brain tumor and brain cancer are |
| A brain tumor is any intracranial tumor created by | | | | caused by the damage to the vital tissue and by |
| abnormal and uncontrolled cell division, normally either | | | | pressure on the brain as the tumor grows within the |
| found in the brain itself, in the cranial nerves, in the | | | | limited space in the skull. If a brain tumor grows very |
| brain envelopes, skull, pituitary and pineal gland, or | | | | slowly, its symptoms may appear so gradually that |
| from cancers primarily located in other organs. | | | | they are sometimes overlooked for a long time. The |
| Although they can affect any part of the brain, | | | | most frequent symptoms of brain tumors or brain |
| primary brain tumors in children are generally located | | | | cancer include headache, nausea, vomiting, loss of |
| in the posterior cranial fossil; and in adults, in the | | | | appetite, seizures, memory loss, weakness, visual |
| anterior two-thirds of the cerebral hemispheres. | | | | changes, problems with speech and language, |
| The most common brain tumors or brain cancers are | | | | personality changes, and thought processing |
| gliomas, which start in the glial (supportive) tissue. | | | | problems. These symptoms may be caused by brain |
| Several types of gliomas include astrocytomas, | | | | tumors or by other problems. If a person is |
| ependymomas, and oligodendrogliomas. | | | | experiencing such symptoms, consulting a doctor |
| The development of certain types of primary brain | | | | right away is strongly advised. |
| tumors or brain cancers has been linked to exposure | | | | A person diagnosed with brain cancer or brain tumor |
| to radiation, especially if exposure took place in | | | | will undergo treatments that include surgery (surgical |
| childhood. It is generally believed that higher radiation | | | | resection), which is recommended for the majority of |
| doses increase the risk of eventually developing a | | | | brain tumors. It is rare in primary brain tumor to be |
| brain cancer. Radiation-induced brain tumors can take | | | | cured without a surgical resection. Other treatments |
| anywhere from ten to thirty years to form. The | | | | include chemotherapy and radiation therapy. |