患者男,17岁。因“头晕、头昏半月,头痛(呈持续性)3天伴呕吐数次”入院。半月前无明显诱因感头晕、头昏,无视物旋转,无耳鸣,无发热。体检:右侧肢体痛、温、触觉略减弱,右侧巴宾斯基征阳性,无肢体活动受限等。CT平扫:右侧颞叶紧贴颞骨区可见类圆形稍高密度肿块影,境界尚清,其内密度均匀,最大层面约43 mm×58 mm, Patient male, 17 years old. Due to “dizziness, dizziness, headache (was persistent) 3 days with vomiting several times ” admission. Half a month ago, no obvious incentive flu, dizziness, ignorance rotation, no tinnitus, no fever. Physical examination: right limb pain, warm, slightly tactile, right Babinski sign positive, no physical activity restrictions. CT scan: the right temporal lobe close to the temporal bone area can be seen like a round slightly higher density mass, the realm of clear, uniform density, the maximum level of about 43 mm × 58 mm,