G. Wihl et al., Deep brain stimulation of the internal pallidum did not improve chorea in a patient with neuro-acanthocytosis, MOVEMENT D, 16(3), 2001, pp. 572-575
We report the failure of bilateral globus pallidus internus deep brain stim
ulation to improve chorea in a patient with chorea-acanthocytosis. Prior to
this surgery thr patient had experienced a striking but short lived amelio
ration of symptoms with clozapine therapy.