How long can cerebellar ataxia last?

Cerebellar ataxia is a genetic disease, there is no specific treatment at this stage, mainly symptomatic treatment, may alleviate symptoms, but can not change the patient's course of disease progression, poor prognosis, patients can survive 10 to 20 years, or even longer. Patients with this disease generally occur in 30 to 40 years old, some patients can be in childhood and 70 years old onset, the first symptoms of lower limb ataxia walk sway, sudden fall, dysphonia. This may be followed by clumsiness of hands, intentional tremor, nystagmus, slow eye sweep movement, dementia and distal muscular atrophy, dystonia, hyperreflexia, positive pathological reflexes, spasmodic gait, decreased tuning fork vibration, loss of proprioception, etc.