 [ Symptoms ] what i should do to get rid of eye puffiness [ Disease ] the doctor starts by asking questions about your symptoms and taking a personal and family health history then he or she performs a physical exam including a neurological exam if there is reason to suspect a brain tumor the doctor may request one or more of the following tests scanning tests such as a ct cat scan or mri to see detailed images of the brain angiogram which involves the use of dye and x rays of blood vessels in the brain to look for signs of blockage spinal tap which examines fluid taken from the spinal cord 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 laboratory to see if there is any cancer present