Symptoms of a brain tumor can range from subtle headaches to specific visual changes. Identifying the signs of gliomas, cysts, or atrophy across different brain lobes is critical for early diagnosis.
Approximately 180,000 people are diagnosed with a brain tumor each year, according to the American Brain Tumor Association. A brain tumor is simply a mass of abnormal cells that grows in the brain. The temporal lobe processes sounds and spoken words as well as memory and emotion.
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The cerebellum is located in the posterior fossa along with the fourth ventricle and brain stem. Approximately 15 to 20 percent of tumors arise in the posterior fossa, according to New York Presbyterian Hospital.
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