Evidence map›Paper›PMID 35344600›Full record

ArticleMagnetic resonance in medicine2022

Identifying the source of spurious signals caused by B

Zahra Shams, Dennis W J Klomp, Vincent O Boer, Jannie P Wijnen, Evita C Wiegers

Abstract read
In one paragraph

Article in Magnetic resonance in medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Identifying out-of-voxel echoes in edited MRS with phase cycle inversion.bioRxiv : the preprint server for biology · 2025
    Article
  7. Identifying the source of spurious signals caused by BMagnetic resonance in medicine · 2022
    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

5 authors.

Zahra ShamsCenter for Image Sciences, University Medical Center Utrecht, Utrecht, The Netherlands.ORCID 0000-0002-0311-0665
Dennis W J KlompCenter for Image Sciences, University Medical Center Utrecht, Utrecht, The Netherlands.ORCID 0000-0002-5884-5386
Vincent O BoerDanish Research Centre for Magnetic Resonance, Centre for Functional and Diagnostic Imaging and Research, Copenhagen University Hospital Hvidovre, Hvidovre, Denmark.ORCID 0000-0001-6026-3134
Jannie P WijnenCenter for Image Sciences, University Medical Center Utrecht, Utrecht, The Netherlands.ORCID 0000-0003-2352-3667
Evita C WiegersCenter for Image Sciences, University Medical Center Utrecht, Utrecht, The Netherlands.ORCID 0000-0001-5451-2990

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeSingle-voxel MRS (SV MRS) requires robust volume localization as well as optimized crusher and phase-cycling schemes to reduce artifacts arising from signal outside the volume of interest. However, due to local magnetic field gradients (B

methodsWe investigated all possible coherence pathways associated with imperfect localization in a semi-localized by adiabatic selective refocusing (semi-LASER) sequence for potential rephasing of signals arising from unwanted coherence pathways by a local magnetic field gradient. We searched for locations in the B

resultsOur analysis revealed that potential sources of spurious signals were scattered over multiple locations throughout the brain. This was confirmed by 3D-CSI data. Moreover, we showed that the number of potential locations where spurious signals could originate from monotonically decreases with crusher strength.

conclusionWe proposed a method to identify the source of spurious signals in SV

Indexed as

ArtifactsMagnetic Resonance ImagingBrainHumansMagnetic FieldsPhantoms, Imaging1H MRSB0 inhomogeneity gradientscoherence pathwaysspurious signals

Identifiers

PMID35344600
PMCPMC9311141

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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.