A brain tumor is a mass or growth of abnormal cells which have slowed out of control.There are several distinct forms of brain tumors. Symptoms you encounter and treatment choices depend mostly on the sort of tumor in addition to its dimensions and location.Primary brain tumors are the ones which arise in the mind or cells surrounding it. These tumors are not as frequent than secondary tumors, which occur when cancer in another part of the body metastasizes or spreads to the mind. While some kin...