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ArticleEuropean spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society2024

A neural network model for detection and classification of lumbar spinal stenosis on MRI.

Vladislav Tumko, Jack Kim, Natalia Uspenskaia, Shaun Honig, Frederik Abel, Darren R Lebl, Irene Hotalen, Serhii Kolisnyk, Mikhail Kochnev, Andrej Rusakov and 1 more

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Article in European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 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

15 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
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  6. Deep learning models for lumbar spinal stenosis on MRI: model comparison and clinical benchmarking.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2026
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  7. Article
  8. Lumbar Spinal Stenosis Detection from Sagittal and Axial MR Images using Hybrid of Deep Kronecker Network and SpinalNet.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2025
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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

11 authors.

Vladislav TumkoRemedy Logic, 1177 Avenue of the Americas, 5th Floor, New York, NY, 10036, USA.
Jack KimRemedy Logic, 1177 Avenue of the Americas, 5th Floor, New York, NY, 10036, USA. jack.kim@remedylogic.com.ORCID 0000-0002-8158-695X
Natalia UspenskaiaRemedy Logic, 1177 Avenue of the Americas, 5th Floor, New York, NY, 10036, USA.
Shaun HonigRemedy Logic, 1177 Avenue of the Americas, 5th Floor, New York, NY, 10036, USA.
Frederik AbelHospital for Special Surgery, 535 East 70th Street, New York, NY, 10021, USA.
Darren R LeblHospital for Special Surgery, 535 East 70th Street, New York, NY, 10021, USA.
Irene HotalenRemedy Logic, 1177 Avenue of the Americas, 5th Floor, New York, NY, 10036, USA.
Serhii KolisnykVinnitsa National Medical University, Vinnytsia, Ukraine.
Mikhail KochnevRemedy Logic, 1177 Avenue of the Americas, 5th Floor, New York, NY, 10036, USA.
Andrej RusakovRemedy Logic, 1177 Avenue of the Americas, 5th Floor, New York, NY, 10036, USA.
Raphaël MouradUniversity of Toulouse, 118 Rte de Narbonne, 31062, Toulouse, France. raphael.mourad@univ-tlse3.fr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo develop a three-stage convolutional neural network (CNN) approach to segment anatomical structures, classify the presence of lumbar spinal stenosis (LSS) for all 3 stenosis types: central, lateral recess and foraminal and assess its severity on spine MRI and to demonstrate its efficacy as an accurate and consistent diagnostic tool.

methodsThe three-stage model was trained on 1635 annotated lumbar spine MRI studies consisting of T2-weighted sagittal and axial planes at each vertebral level. Accuracy of the model was evaluated on an external validation set of 150 MRI studies graded on a scale of absent, mild, moderate or severe by a panel of 7 radiologists. The reference standard for all types was determined by majority voting and in case of disagreement, adjudicated by an external radiologist. The radiologists' diagnoses were then compared to the diagnoses of the model.

resultsThe model showed comparable performance to the radiologist average both in terms of the determination of presence/absence of LSS as well as severity classification, for all 3 stenosis types. In the case of central canal stenosis, the sensitivity, specificity and AUROC of the CNN were (0.971, 0.864, 0.963) for binary (presence/absence) classification compared to the radiologist average of (0.786, 0.899, 0.842). For lateral recess stenosis, the sensitivity, specificity and AUROC of the CNN were (0.853, 0.787, 0.907) compared to the radiologist average of (0.713, 0.898, 805). For foraminal stenosis, the sensitivity, specificity and AUROC of the CNN were (0.942, 0.844, 0.950) compared to the radiologist average of (0.879, 0.877, 0.878). Multi-class severity classifications showed similarly comparable statistics.

conclusionsThe CNN showed comparable performance to radiologist subspecialists for the detection and classification of LSS. The integration of neural network models in the detection of LSS could bring higher accuracy, efficiency, consistency, and post-hoc interpretability in diagnostic practices.

Indexed as

Spinal StenosisConstriction, PathologicHumansLumbar VertebraeMagnetic Resonance ImagingNeural Networks, ComputerArtificial intelligenceLumbar spinal stenosisMachine learningMRINeural network

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.