| Phenotype details |
Onset age 21 of tremor, daily myoclonus from 35 years of age, slowly progressive ataxia from 37 years of age. Single TCS. Normal developmental history, normal cognition. Multiple co-morbidities including bilateral deafness, cataracts, retinal dystrophy, dolicocolon, atonic bladder, hashimoto's thyroiditis, polycystic kidney disease. MRI: cerebellar atrophy. |