ABSTRACT
Objective To report the clinical characteristics of alien hand syndrome(AHS). Methods Eight AHS inpatients from July,2015 to July,2017 were reviewed from the etiology,clinical manifestations, imaging characteristics and outcome. Results The etiology of the patients was cerebrovascular disease. The clinical features included alien hand (8 cases), movement disorder(8 cases),cognitive disorder(5 cases),speech disorder(4 cases)and affective disorder(3 cas-es).Imaging indicated the lesions involved callosum(8 cases),frontal lobe(2 cases),parietal lobe(3 cases),tem-poral lobe(2 cases)and basal ganglial region(1 case).There were four cases healing,two improving,two of re-mission after medicine and rehabilitation. Conclusion ASH is mainly resulted from cerebrovascular disease, in which callosum and frontal lobe are mostly in-volved,features in different forms,and prognoses well.