[Epidemiologic evalution of patients with Cranial Tumors underwent surgery in Be'saat Medical Center during 1378- 1382]

ABSTRACT

Background: the annual incidence of tumors of CNS range from 10- 17 per 100000 persons for intracranial tumors and 1-2 per 100000 persons for intaspinal tumors. About half are primary tumors and the rest are the metastatic. Pervious studies showed some of risk factors related to CNS tumors. We studie some risk factors [sex, age, cigarette, head radiation, family history] related to problems