Evidence map›Paper›PMID 38595847›Full record

ArticleFrontiers in neurology2024

The evolution of ventral intermediate nucleus targeting in MRI-guided focused ultrasound thalamotomy for essential tremor: an international multi-center evaluation.

Ayesha Jameel, Sena Akgun, Nada Yousif, Joely Smith, Brynmor Jones, Dipankar Nandi, Peter Bain, Wladyslaw Gedroyc

Abstract read
In one paragraph

Article in Frontiers in neurology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 2 pooled it
–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

9 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Surgical Treatment of Tremor Syndromes: A Guide to the Clinician.Movement disorders clinical practice · 2026
    Review
  4. Article
  5. Article
  6. Article
  7. Article
  8. Six Myths and Misconceptions about Essential Tremor.Tremor and other hyperkinetic movements (New York, N.Y.) · 2024
    Review
  9. 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

8 authors.

Ayesha JameelImperial College London, London, United Kingdom.
Sena AkgunSapienza University of Rome, Rome, Italy.
Nada YousifUniversity of Hertfordshire, Hatfield, United Kingdom.
Joely SmithImperial College London, London, United Kingdom.
Brynmor JonesImperial College Healthcare NHS Trust, London, United Kingdom.
Dipankar NandiImperial College Healthcare NHS Trust, London, United Kingdom.
Peter BainImperial College London, London, United Kingdom.
Wladyslaw GedroycImperial College Healthcare NHS Trust, London, United Kingdom.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: The ventral intermediate nucleus (VIM) is the premiere target in magnetic resonance-guided focused ultrasound (MRgFUS) thalamotomy for tremor; however, there is no consensus on the optimal coordinates for ablation. This study aims to ascertain the various international VIM targeting approaches (VIM-TA) and any evolution in practice. Methods: International MRgFUS centers were invited to share VIM-TAs in 2019 and 2021. Analyses of any modification in practice and of anatomical markers and/or tractography in use were carried out. Each VIM-TA was mapped in relation to the mid-commissural point onto a 3D thalamic nucleus model created from the Schaltenbrand-Wahren atlas. Results: Of the 39 centers invited, 30 participated across the study period, providing VIM-TAs from 26 centers in 2019 and 23 in 2021. The results are reported as percentages of the number of participating centers in that year. In 2019 and 2021, respectively, 96.2% ( Conclusion: Across the study period, FUS centers have evolved their VIM targeting superiorly to target the center of the VIM (2 mm above the ICL) and increased the adoption of tractography to aid VIM localization. This phenomenon is observed across autonomous international centers, suggesting that it is a more optimal site for FUS thalamotomy in tremors.

Indexed as

essential tremor (ET)magnetic resonance guided focused ultrasound (MRgFUS)movement disordersstereotactic targetingthalamotomytractographytremorventral intermediate nucleus (VIM)

Identifiers

PMID38595847
PMCPMC11002122

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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.