Evidence map›Paper›PMID 28932410›Full record

ArticleMultiple sclerosis journal - experimental, translational and clinical

Quantitative characterization of optic nerve atrophy in patients with multiple sclerosis.

Robert L Harrigan, Alex K Smith, Bailey Lyttle, Bailey Box, Bennett A Landman, Francesca Bagnato, Siddharama Pawate, Seth A Smith

Open access · goldAbstract read
In one paragraph

Article in Multiple sclerosis journal - experimental, translational and clinical. 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
0.9field-weighted citation impact, top 25% of its field
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, 12 citations in OpenAlex.

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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

8 authors at 2 institutions in 2 countries.

Robert L HarriganDepartment of Electrical Engineering, Vanderbilt University, USA.ORCID 0000-0001-7894-1642
Alex K SmithVanderbilt University Institute for Imaging Science, Vanderbilt University, USA.
Bailey LyttleVanderbilt University Institute for Imaging Science, Vanderbilt University, USA.
Bailey BoxVanderbilt University Institute for Imaging Science, Vanderbilt University, USA.
Bennett A LandmanDepartment of Electrical Engineering, Vanderbilt University, USA.
Francesca BagnatoDepartment of Neurology, Vanderbilt University Medical Center, USA.
Siddharama PawateDepartment of Neurology, Vanderbilt University Medical Center, USA.
Seth A SmithVanderbilt University Institute for Imaging Science, Vanderbilt University, USA.
Vanderbilt University · USVanderbilt University Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundOptic neuritis (ON) is one of the most common presentations of multiple sclerosis (MS). Magnetic resonance imaging (MRI) of the optic nerves is challenging because of retrobulbar motion, orbital fat and susceptibility artifacts from maxillary sinuses; therefore, axonal loss is investigated with the surrogate measure of a single heuristically defined point along the nerve as opposed to volumetric investigation.

objectiveThe objective of this paper is to derive optic nerve volumetrics along the entire nerve length in patients with MS and healthy controls in vivo using high-resolution, clinically viable MRI.

methodsAn advanced, isotropic T2-weighted turbo spin echo MRI was applied to 29 MS patients with (14 patients ON+) or without (15 patients ON-) history of ON and 42 healthy volunteers. An automated tool was used to estimate and compare whole optic nerve and surrounding cerebrospinal fluid radii along the length of the nerve. RESULTS AND

conclusionOnly ON+ MS patients had a significantly reduced optic nerve radius compared to healthy controls in the central segment of the optic nerve. Using clinically available MRI methods, we show and quantify ON volume loss for the first time in MS patients.

Indexed as

atrophyaxonal lossMRImultiple sclerosis

Identifiers

PMID28932410
PMCPMC5600307
OpenAlexW2755464273

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

None linked

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.