Evidence map›Paper›PMID 39826028›Full record

ArticleNeurosurgical review2025

Diffusion changes in minimally invasive parafascicular approach for deep-seated tumours: impact on clinical outcomes.

Mariam Awan, Aya Elshalakany, Dimitrios Kalaitzoglou, Nida Kalyal, Siddharth Sinha, Andrea Perera, Oliver Wroe Wright, Mathew J Gallagher, Daniel Richardson, Ali Elhag and 14 more

Abstract read
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Article in Neurosurgical review, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. Review
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

24 authors.

Mariam AwanDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK. m.awan1@nhs.net.
Aya ElshalakanyDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Dimitrios KalaitzoglouDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Nida KalyalDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Siddharth SinhaDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Andrea PereraDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Oliver Wroe WrightDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Mathew J GallagherDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Daniel RichardsonDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Ali ElhagDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Francesco MarchiDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Ahmed AbougamilDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Melissa SilvaDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Anna OviedovaDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Sabina PatelDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Ana Mirallave-PescadorDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Alba Diaz-BaamondeDepartment of Neurophysiology, King's College Hospital Foundation Trust, London, UK.
Cristina BleilDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Bassel ZebianDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Richard GullanDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Keyoumars AshkanDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Francesco VerganiDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
Ranjeev BhangooDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.
José Pedro LavradorDepartment of Neurosurgery, King's College Hospital Foundation Trust, London, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Minimally invasive parafascicular surgery (MIPS) with the use of tubular retractors achieve a safe resection in deep seated tumours. Diffusion changes noted on postoperative imaging; the significance and clinical correlation of this remains poorly understood. Single centre retrospective cohort study of neuro-oncology patients undergoing MIPS. The impact of surgical approach-transsulcal (TS) versus transgyral (TG) - and respective entry points in clinical and imaging outcomes was assessed. 82 patients (35 male; 47 female, average age 43.94 ± 22.85 years) were included. 84% presented with neurological deficit and glioblastoma was the commonest diagnosis (38.24%). Surgical approach was not relevant for the number of patients that showed postoperative peritubular injury (TS: 20 (37.74%) versus TG: 8 (27.59%), p = 0.354) or its volume (TS: 0.95 ± 1.82 cc versus TG: 0.43 ± 1.32 cc, p = 0.1435). When adjusted for preoperative volume and depth of tumour, TS approach was associated with less diffusion restriction (p = 0.030). Temporal lobe access points had the highest volume of diffusion restriction (temporal lobe-2.50 ± 3.54 cc versus frontal lobe - 1.15 ± 1.53 versus parietal lobe-0.51 ± 0.91 cc, p = 0.0096), particularly in the TS approach (p = 0.0152). Superior motor outcomes were demonstrated in the TS versus the TG approach (postoperative improvement: TS: 14.63% versus TG: 6.9%, p = 0.015), especially for parietal approaches (p = 0.039). TS approach was related with a significantly decreased length of stay (TS-11.67 ± 14.19 days versus TG - 23.97 ± 18.01 days, p = 0.001). Transsulcal approach demonstrated a better motor outcome profile, particularly in parietal lobe, and shorter length of stay. The superior temporal sulcus was more susceptible to ischaemic changes. Therefore, transgyral route can be considered in temporal lobe MIPS.

Indexed as

Brain NeoplasmsMinimally Invasive Surgical ProceduresNeurosurgical ProceduresAdultAgedFemaleGlioblastomaHumansMaleMiddle AgedRetrospective StudiesTemporal LobeTreatment OutcomeYoung AdultClinical outcomesDeep seated tumoursDiffusion restrictionMinimally invasiveParafascicular approachPeritubular injuryTubular retractors

Identifiers

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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.