41 years old male patient presented in the emergency department (ED) of Khartoum Teaching Hospital. In the same day before coming to the ED by 2hours his brother said; suddenly the patient falls down without any previous symptoms, and lapsed into complete loss of consciousness. The physician checks the vital signs; the patient has normal blood pressure, and heart rate. The patient sent to radiology department for urgent CT brain.CT scan of the brain reveals that there is a mixed lesion in the left cerebellar hemisphere crossing the midlinewith contrast enhancement, this picture is highly suggestive astrocytoma. The result of the histopathology was a primary brain tumor the consistency of the cell is astrocytes (astrocytoma).