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Clinical highlights: eye tracking in Deep Brain Stimulation - neuroClues

Written by Pauline Lhost | Sep 29, 2022 12:45:00 PM

Clinical highlights – September 2022

We are thrilled to inform you about the science of eye tracking. Every month, we will keep you updated on the latest news shared by the scientific community.

The newsletter of this month is related to the relevance of eye tracking in Deep Brain Stimulation (DBS) for Parkinson’s disease (PD).

Enjoy the reading!

The P3Lab team

Relevance of eye tracking in neuro-modulation

Eye tracking can provide value during 3 moments in neuromodulation: 

  1. Ahead of the surgery: to better identify target patients based on their clinical prognosis 
  2. Potentially during surgery: to support the most appropriate electrode localization in the operation room
  3. And finally, after surgery: to refine the patient follow-up in a non-invasive way

Ahead of the surgery

Recent studies have identified antisaccades latency as a predictive biomarker to identify the subpopulation of Parkinson’s patients who will develop freezing of gait, up until 5 years in advance

Link to the publication

During the surgery

Researchers used objective measurement of saccadic latency to compare the effects of surgery and of stimulation.

Link to the publication

After the surgery

Recent studies offer the ability to assess the outcomes of basal ganglia stimulation on eye movement behavior in cognitive as well as in motor domains. Understanding the influence of DBS on ocular motor function also leads to analogies to interpret its effects on complex appendicular and axial motor function.

Link to the publication