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Long-lasting concern lingers about cognitive decline following deep brain stimulation (DBS) in Parkinson disease (PD).1 DBS of the subthalamic nucleus (STN) in particular has been associated with unfavorable neuropsychological outcomes, but robust controlled data comparing STN and globus pallidus internus (GPi) are limited.
Footnotes
Study funding: No targeted funding reported.
Disclosure: J. Massano serves as an associate editor for Acta Médica Portuguesa; served as a scientific advisor for Bial; and received honoraria to speak at scientific meetings from Novartis and GE Healthcare, educational support from Medtronic and Grünenthal, and a research grant in Parkinson disease from the Centro de Investigação Clínica at the Centro Hospitalar São João, Portugal. Go to Neurology.org for full disclosures.
- © 2015 American Academy of Neurology
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