Evidence map›Paper›PMID 40426705›Full record

ReviewBrain sciences2025

The Effects of Deep Brain Stimulation on Balance in Parkinson's Disease as Measured Using Posturography-A Narrative Review.

Bradley Lonergan, Barry M Seemungal, Matteo Ciocca, Yen F Tai

Abstract readReview
In one paragraph

Review in Brain sciences, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

  1. Review
  2. Review
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  4. Review
  5. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Bradley LonerganDepartment of Brain Sciences, Imperial College London, London W6 8RF, UK.ORCID 0000-0001-8648-7048
Barry M SeemungalDepartment of Brain Sciences, Imperial College London, London W6 8RF, UK.
Matteo CioccaDepartment of Brain Sciences, Imperial College London, London W6 8RF, UK.ORCID 0000-0002-2114-4252
Yen F TaiDepartment of Brain Sciences, Imperial College London, London W6 8RF, UK.ORCID 0000-0002-3987-0113

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPostural imbalance with falls affects 80% of patients with Parkinson's disease (PD) at 10 years. Standard PD therapies (e.g., levodopa and/or deep brain stimulation-DBS) are poor at improving postural imbalance. Additionally, the mechanistic complexity of interpreting postural control is a major barrier to improving our understanding of treatment effects. In this paper, we review the effects of DBS on balance as measured using posturography. We also critically appraise the quantitative measures and analyses used in these studies.

methodsA literature search was performed independently by 2 researchers using the PUBMED database. Thirty-eight studies are included in this review, with DBS at the subthalamic nucleus (STN-) (

resultsSTN- and GPi-DBS reduce static sway in PD and mitigate the increased sway from levodopa. STN-DBS impairs automatic responses to perturbations, whilst GPi-DBS has a more neutral effect. STN-DBS may promote protective strategies following external perturbations but does not improve adaptation. The evidence regarding the effects on gait initiation is less clear. Insufficient evidence exists to make conclusions regarding VIM- and PPN-DBS.

conclusionsSTN- and GPi-DBS have differing effects on posturography, which suggests site-specific and possibly non-dopaminergic mechanisms. Posturography tests should be utilised to answer specific questions regarding the mechanisms of and effects on postural control following DBS. We recommend standardising posturography measures and test conditions by expert consensus and greater long-term data collection, utilising ongoing DBS registries.

Indexed as

balancedeep brain stimulationParkinson’s diseasepostural instabilityposturography

Identifiers

PMID40426705
PMCPMC12109885

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.