Spinocerebellar ataxia type 3 presenting with writer's cramp without ataxia.

AIM OF THE STUDY: Spinocerebellar ataxia type 3 is the most common cause of autosomal dominant inherited ataxia worldwide.

MATERIAL AND

METHODS

Clinically, it exhibits wide phenotypic variability. Presentation as isolated dystonia is exceptional.

RESULTS

Here, the case of a woman with writers cramp without ataxia is presented as a paucisymptomatic manifestation of this disease.

CONCLUSIONS

This association has not been described to date and extends the clinical variability of the disease.