| Brain is a tender, soft people of tissue. It is | | | | Their incidence is high than that of main mind tumors. |
| protected by the bones of the skull and three slim | | | | The symptoms of mind tumors bet on their size and |
| membranes called meninges. Cancer begins in cells, | | | | position in the mind. Symptoms frequently are caused |
| the construction blocks that take upward tissues. | | | | by harm to essential tissue and force on the mind as |
| Tissues take upward the organs of the system. | | | | the tumor grows within the modest place in the skull. |
| Normally, cells rise and split to organize original cells as | | | | They may be caused by swelling and a buildup of |
| the system needs them. When cells rise older, they | | | | graceful around the tumor, a circumstance called |
| perish, and original cells go their spot. Sometimes this | | | | edema. Symptoms too may be payable to |
| peaceful procedure goes incorrect. New cells organize | | | | hydrocephalus, which occurs when the tumor blocks |
| when the system does not require them, and older | | | | the flowing of cerebrospinal fluid and causes a |
| cells do not perish when they should. These additional | | | | build-up in the ventricles. The almost regular |
| cells can organize a people of tissue called an increase | | | | symptoms of mind tumors include headaches , |
| or tumor. | | | | Seizures or convulsions or vomiting and failing. |
| There are two types of mind tumors. Primary brain | | | | Other symptoms of loss of feeling in the arms or |
| tumors that originate in the brain and metastatic | | | | legs , sickness, stumbling or lack of coordination in |
| (secondary) brain tumors that originate from cancer | | | | walking , abnormal eye movements or changes in |
| cells that have migrated from other parts of the | | | | vision, drowsiness changes in speech and changes in |
| body. Most primary brain tumors originate from glia | | | | personality or memory. These symptoms may be |
| (gliomas) such as astrocytes (astrocytomas), | | | | caused by brain tumors or by other problems. |
| oligodendrocytes (oligodendrogliomas), or ependymal | | | | Treatment strategies are based on the kind of |
| cells (ependymoma). There are also mixed forms, | | | | tumor, the stage of the cancer and the needs of the |
| with both an astrocytic and an oligodendroglial cell | | | | patient. Treatment usually consists of surgery |
| component. These are called mixed gliomas or | | | | (traditional or computer-assisted), radiation, |
| oligoastrocytomas. Secondary or metastatic brain | | | | chemotherapy — or a combination of those |
| tumors originate from malignant tumors (cancers) | | | | treatments. Corticosteroids such as dexamethasone |
| located primarily in other organs. | | | | to reduce brain swelling. |