TY - JOUR AU - Cheng, Nan AU - Wied, Heather M. AU - Gaul, James J. AU - Doyle, Lauren E. AU - Reich, Stephen G. PY - 2018 DA - 2018/08/13 TI - SCA2 presenting as a focal dystonia JO - Journal of Clinical Movement Disorders SP - 6 VL - 5 IS - 1 AB - Spinocerebellar ataxia 2 (SCA2) is an autosomal dominant neurodegenerative disorder caused by CAG repeat expansions in ATXN2 on chromosome 12q24. Patients present with adult-onset progressive gait ataxia, slow saccades, nystagmus, dysarthria and peripheral neuropathy. Dystonia is known to occur as SCA2 advances, but is rarely the presenting symptom. SN - 2054-7072 UR - https://doi.org/10.1186/s40734-018-0073-7 DO - 10.1186/s40734-018-0073-7 ID - Cheng2018 ER -