FIG 1. A 48-year-old woman with spinocerebellar ataxia (SCA6). T2-weighted fast spin-echo (FSE) MR image (3,600/102/2) shows bilateral symmetrical hyperintensity of atrophic MCPs. The pons with the "cross sign" and cerebellum are also atrophic. These MR findings are identical to that of sOPCA.