It involves placing a tiny electrical probe in the globus pallidus, one of the basal ganglia of the brain, to damage it.

Unilateral pallidotomy can cause side effects including problems with language learning, visuospatial constructional ability, and executive functions.

[3] Pallidotomy may sometimes used to treat difficult cases of essential tremor as an alternative to deep brain stimulation.

[3] Pallidotomy involves placing a tiny electrical probe in the globus pallidus, one of the basal ganglia of the brain.

[3] Older techniques involved occluding the anterior choroidal artery, with lower success rates and more side effects.