Evidence map›Paper›PMID 40713675›Full record

ArticleBMC oral health2025

Can magnetic resonance imaging (MRI) reduce lingual nerve injuries during mandibular third molar surgery? A scoping review.

Rahmeh Alhyari, P J Ross, R Sacco, A AlHadidi, J Mitchell, K Khalaf, A Lalli

Abstract readScoping Review
In one paragraph

Article in BMC oral health, 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. Review
  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

7 authors.

Rahmeh AlhyariInstitute of Dentistry, School of Medicine, Medical Sciences and Nutrition, University of Aberdeen, Foresterhill Campus, Cornhill Road, Aberdeen, AB25 2ZR, UK. r.alhyari.22@abdn.ac.uk.
P J RossAberdeen Biomedical Imaging Centre, School of Medicine, Medical Sciences and Nutrition, University of Aberdeen, Foresterhill Campus, Cornhill Road, Aberdeen, AB25 2ZR, UK.
R SaccoFaculty of Dentistry, Oral & Craniofacial Sciences, King's College London, 29 Weston St, London, SE1 9SP, UK.
A AlHadidiCollege of Dentistry, New York University, 345 East 24th Street, NewYork, NY, 10010, USA.
J MitchellOral and Maxillofacial Department, Aberdeen Royal Infirmary, NHS Grampian, Aberdeen, AB25 2ZN, USA.
K KhalafInstitute of Dentistry, School of Medicine, Medical Sciences and Nutrition, University of Aberdeen, Foresterhill Campus, Cornhill Road, Aberdeen, AB25 2ZR, UK.
A LalliInstitute of Dentistry, School of Medicine, Medical Sciences and Nutrition, University of Aberdeen, Foresterhill Campus, Cornhill Road, Aberdeen, AB25 2ZR, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRecent advancements in MRI, with its superior soft tissue resolution and ionising radiation-free nature, provide a promising solution for the limitations of current imaging modalities. This review aims to evaluate whether MRI can be utilised to reduce the risk of lingual nerve (LN) injury during mandibular third molar surgery (M3M).

methodsFollowing PRISMA guidelines, the protocol was registered in PROSPERO (CRD42024625994). A systematic literature search was employed across MEDLINE/PubMed, Scopus, Web of Science, Cochrane Library, and Science Direct without language or date restrictions. Studies assessing MRI's ability to visualise the LN and surgically relevant anatomy were included. The risk of bias was evaluated using ROBINS-I. Given the heterogeneity of included studies, this review was conducted as a scoping review to explore the range of evidence available, and findings were summarised through narrative synthesis.

resultsFourteen studies met the inclusion criteria. While none directly assessed whether MRI reduces the incidence of LN injury, it consistently demonstrated superior LN visualisation compared to conventional imaging. Among the sequences evaluated, Three-dimensional Double-Echo Steady-State with Water Excitation (3D-DESS-WE) and Sampling Perfection with Application-optimised Contrasts using different flip angle Evolutions with Short Tau Inversion Recovery (SPACE-STIR) provided nerve delineation and anatomical clarity. However, variability in scan duration, availability of MRI, the need for specialised image interpretation, and only moderate inter-observer agreement currently limit the clinical application of MRI in M3M surgery.

conclusionDefinitive evidence of the efficacy of MRI in reducing nerve injury during M3M is lacking. However, moderate to low quality evidence suggests that MRI offers superior visualisation of the LN compared to conventional imaging. Further clinical trials are needed to evaluate whether MRI's enhanced preoperative visualisation translates into improved clinical outcomes from M3M surgery.

Indexed as

Intraoperative ComplicationsLingual Nerve InjuriesMagnetic Resonance ImagingMandibleMolar, ThirdTooth ExtractionHumansLingual nerveMagnetic resonance imagingMandibular third molar surgeryNerve injuryPreoperative imaging

Identifiers

PMID40713675
PMCPMC12291357

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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.