糖尿病性偏侧舞蹈症是极少见的一组临床综合征。本文报道2例临床病例,对其临床表现、发病机制、影像学特点进行分析讨论,以提高临床医生对该症的认识,减少误诊、漏诊率。1临床资料病例1:女性,72岁。因发作性右上肢抖动半月,加重1 d入院。半月前无明显原因出现右上肢抖动,为发作 Diabetes mellitus is a rare group of clinical syndromes. This article reports 2 cases of clinical cases, its clinical manifestations, pathogenesis, imaging features analysis and discussion to improve clinicians awareness of the disease and reduce the misdiagnosis and misdiagnosis rate. 1 clinical data Case 1: Female, 72 years old. Due to the onset of right upper limb jitter half an increase of 1 d admission. Half a month ago no obvious reasons for the right upper limb jitter, as the attack