Of note, among the patients with the frequently observed hereditary diseases, the mean ages at onset were 6.4 (±5.0), 0.2 (±0.20), 2.5 (±1.6), and 3.9 (±4.0) years for DRPLA, SCA29, AT and related disorder, and AOA1, respectively. Here, ATN1 is linked to hereditary disease.