SLE时的小脑病变极为罕见。本文报告1例SLE患者突然发生共济失调步态,CT扫描发现有小脑萎缩。患者为一56岁女性黑种人,来神经病科就诊陈诉平衡困难。患者素健,1954年因脸部蝶形皮疹,皮肤变色,脱发和上肢雷诺氏现象而诊断为盘形LE,经强的松和硫唑嘌呤治疗症状改善。1967年左侧躯体发生一过性麻木无力,但不久即完全消失。1977年皮肤症状加重,皮肤活检显示有严重血管炎。同 SLE cerebellum lesions are extremely rare. This article reports a sudden onset of ataxia in one patient with SLE and a cerebellar atrophy on CT scan. The patient is a 56-year-old female black and has difficulty balancing his visit to the neurology department. Suffice it to men that patients diagnosed with disk-shaped LE in 1954 due to facial butterfly rash, discoloration of skin, hair loss and Raynaud’s disease of the upper limbs, and treatment with prednisone and azathioprine improved symptoms. 1967 left body transient transient numbness, but soon disappear completely. Skin symptoms aggravated in 1977 and skin biopsies showed severe vasculitis. with