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1临床资料59岁女性患者,无明显诱因出现头痛、发热。查体:患者神智清楚,语言流利,步态正常。双侧瞳孔等大、等圆,对光反射灵敏,双侧躯体感觉正常,四肢肌张力正常,指鼻试验稳准,Romberg征阳性,双侧生理反射存在。MRI示左侧小脑半球较右侧增大,左侧小脑半球及小脑上蚓部见一约3.4 cm×3.2 cm×6.1 cm混杂信号软组织肿块,边界不清,病灶内呈等稍长T1、稍
1 Clinical data 59-year-old female patient, no obvious incentive to headache, fever. Physical examination: patients with clear mind, fluent language, normal gait. Bilateral pupil and other large, round, sensitive to light reflex, normal bilateral body feeling, limb muscle tone is normal, stable nasolabial test, Romberg sign positive, bilateral physical presence. MRI showed that the left hemisphere of the left cerebellum was larger than the right hemisphere, the left cerebellar hemispheres and the cerebellar vermis were seen a mixed signal soft tissue mass of about 3.4 cm × 3.2 cm × 6.1 cm with unclear boundary and slightly longer T1 in the lesion, slightly