ATXN3 and multiple system atrophy, cerebellar type: The SARA scores were 4, 9.5, 2, 4, 4 and cerebellar NAA/Cr were 0.69, 0.9, 0.87, 1.02, and 1.02 for MSA-C, SCA1, SCA2, SCA3, and SCA6, respectively.