Tumor cells grow, even though the body does not need them, and unlike normal cells, they don’t die. As this process goes on, the tumor continues to grow as more and more cells are added to the mass.
Other symptoms include:
It’s important to keep in mind that these symptoms can be caused by a number of different conditions. Don’t assume you have a brain tumor just because you experience some of them. Check with your doctor.
The doctor may also ask for a biopsy to determine whether or not the tumor is cancer. A tissue sample is removed from the brain either during surgery to remove the tumor or with a needle inserted through a small hole drilled into the skull before treatment is started. The sample is then sent to a lab for testing. (Source: WebMD)
Benign brain tumors are noncancerous. Malignant primary brain tumors are cancers that originate in the brain. They typically grow faster than benign tumors, and aggressively invade surrounding tissue. Although brain cancer rarely spreads to other organs, it can spread to other parts of the brain and central nervous system.
The following questions provide a starting point for what you may want to ask your physician.