Evidence map›Paper›PMID 36602576›Full record

ArticleSkeletal radiology2023

Rapid lumbar MRI protocol using 3D imaging and deep learning reconstruction.

J Levi Chazen, Ek Tsoon Tan, Jake Fiore, Joseph T Nguyen, Simon Sun, Darryl B Sneag

Abstract read
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In one paragraph

Article in Skeletal radiology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

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

  1. Pooled it
  2. Mitigating radiation in robotic-assisted sacropelvic screw placement using 3D magnetic resonance imaging.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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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

6 authors.

J Levi ChazenDepartment of Radiology & Imaging, Hospital for Special Surgery, 535 E 70th St, 3rd Floor, New York, NY, 10021, USA. chazenjl@hss.edu.ORCID http://orcid.org/0000-0002-6146-2191
Ek Tsoon TanDepartment of Radiology & Imaging, Hospital for Special Surgery, 535 E 70th St, 3rd Floor, New York, NY, 10021, USA.
Jake FioreDepartment of Radiology & Imaging, Hospital for Special Surgery, 535 E 70th St, 3rd Floor, New York, NY, 10021, USA.
Joseph T NguyenBiostatistics Core, Hospital for Special Surgery, New York, NY, 10021, USA.
Simon SunDepartment of Radiology, Memorial Sloan Kettering Cancer Center, New York, NY, 10065, USA.
Darryl B SneagDepartment of Radiology & Imaging, Hospital for Special Surgery, 535 E 70th St, 3rd Floor, New York, NY, 10021, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

background and purposeThree-dimensional (3D) imaging of the spine, augmented with AI-enabled image enhancement and denoising, has the potential to reduce imaging times without compromising image quality or diagnostic performance. This work evaluates the time savings afforded by a novel, rapid lumbar spine MRI protocol as well as image quality and diagnostic differences stemming from the use of an AI-enhanced 3D T2 sequence combined with a single Dixon acquisition. MATERIALS AND

methodsThirty-five subjects underwent MRI using standard 2D lumbar imaging in addition to a "rapid protocol" consisting of 3D imaging, enhanced and denoised using a prototype DL reconstruction algorithm as well as a two-point Dixon sequence. Images were graded by subspecialized radiologists and imaging times were collected. Comparison was made between 2D sagittal T1 and Dixon fat images for neural foraminal stenosis, intraosseous lesions, and fracture detection.

resultsThis study demonstrated a 54% reduction in total acquisition time of a 3D AI-enhanced imaging lumbar spine MRI rapid protocol combined with a sagittal 2D Dixon sequence, compared to a 2D standard-of-care protocol. The rapid protocol also demonstrated strong agreement with the standard-of-care protocol with respect to osseous lesions (κ = 0.88), fracture detection (κ = 0.96), and neural foraminal stenosis (ICC > 0.9 at all levels).

conclusion3D imaging of the lumbar spine with AI-enhanced DL reconstruction and Dixon imaging demonstrated a significant reduction in imaging time with similar performance for common diagnostic metrics. Although previously limited by long postprocessing times, this technique has the potential to enhance patient throughput in busy radiology practices while providing similar or improved image quality.

Indexed as

Deep LearningImaging, Three-DimensionalConstriction, PathologicHumansImage EnhancementMagnetic Resonance Imaging3D imagingDeep learningLumbar spineMRI

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.