The brain is a mass of soft tissue that contains three main parts , the brain , the cerebellum and the brain stem , and all surrounded by effectively and protects the bones of the skull ; brain is in control tissue and the actions of human voluntary and involuntary ( and functions of the body , thoughts , and sensations ) .
Cancer is the uncontrolled growth of cells in the body is Tabieiy (also called cancer cells malignant cells ) .
Malignant brain tumors contain cancer cells ; brain tumors offices do not contain cancer cells , but does not contain the growing abnormally and division of cells that do not spread ( spread to other organs ), but may still cause problems , often because of their size and are organized to grow in a certain area .
It consists primary brain tumors types of abnormal brain cells with growth unregulated ; most common type is the gliomas that arise from glial cells in the brain , but there are many other types ( for example , astrocytomas, ependymomas, medulloblastomas and oligodendrogliomas).
Brain tumors, secondary tumors are composed of cells of other organs where the cancer began and then spread through the bloodstream to the brain tissue .
The exact cause of brain tumors is unknown ; However , they are more likely than children and the elderly , white males , and people with family members that have brain tumors , radiation exposure , and exposure to many different chemicals .
Symptoms may include brain tumors , many of which are non-specific and occur in other diseases , headache , nausea , vomiting , speech , hearing or vision changes , memory problems , personality changes , and paresthesia ( sensation is abnormal in the skin , such as numbness , tingling , and hole , burning, or creeping on the skin that has no objective reason ) .
And are diagnosed with brain tumors initially by several means , including the examination of detailed physical , CT and / or MRI examinations , and cardiac imaging , and X-rays ; definitive diagnosis is by removing tissue from the tumor ( biopsy of the tumor ) and examine the cells microscopically .
Treatment options for brain tumor depends on the joint decisions made by the patient and the physician team patient ( which may include members of the team tumors , neurosurgeons , and other patient may choose , including other physicians who may give an opinion II); based methods of treatment on disease individual and can consist of surgery , chemotherapy , radiation therapy , and combinations of these methods , or no treatment .
The side effects of treatments are common and numerous , but vary from patient to patient depending on for this disease , and the way (s ) used and the effectiveness of drugs and other methods to reduce them ; some of the most common side effects are weakness , nausea , edema, and skin changes and hair loss but may include more serious problems such as infections , seizures, and disabilities such as speech problems , and psychological changes , and sometimes death .
In many cases, rehabilitation is included in the treatment plan ; specialists can like physical and occupational therapy and speech to help the patient get better.
Follow-up appointments are part of a treatment plan for brain tumors to catch any disease recurring and to assist in the rehabilitation treatment .
Is available for patients suffering from brain tumors and for patients who have to undergo therapy and support groups ; For example , the American Cancer Society , the American Society of brain tumor .