Evidence map›Paper›PMID 40551221›Full record

ReviewInternational journal of retina and vitreous2025

Optical coherence tomography angiography biomarkers in multiple sclerosis and neuromyelitis optica spectrum disorders: a systematic review.

Omid Mirmosayyeb, Mohammad Yazdan Panah, Reza Kord, Elahe Espoo, Saeed Vaheb, Aram Zabeti, Vahid Shaygannejad

Abstract readReview
In one paragraph

Review in International journal of retina and vitreous, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

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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

7 authors.

Omid MirmosayyebIsfahan Neurosciences Research Center, Isfahan University of Medical Sciences, Isfahan, Iran.
Mohammad Yazdan PanahIsfahan Neurosciences Research Center, Isfahan University of Medical Sciences, Isfahan, Iran. mohamad.yazdanpanahh@gmail.com.
Reza KordDepartment of Neurology, University of Cincinnati, Cincinnati, OH, USA.
Elahe EspooDepartment of Neurology, University of Cincinnati, Cincinnati, OH, USA.
Saeed VahebIsfahan Neurosciences Research Center, Isfahan University of Medical Sciences, Isfahan, Iran.
Aram ZabetiDepartment of Neurology, University of Cincinnati, Cincinnati, OH, USA.
Vahid ShaygannejadIsfahan Neurosciences Research Center, Isfahan University of Medical Sciences, Isfahan, Iran.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMultiple sclerosis (MS) and neuromyelitis optica spectrum disorder (NMOSD) are autoimmune disorders of the central nervous system with overlapping clinical manifestations but distinct treatments and prognoses. Imaging markers are necessary to differentiate between these disorders, especially when serologic testing is unavailable or unclear. Optical coherence tomography angiography (OCT-A) serves as a non-invasive imaging tool that assesses retinal microvascular alterations, potentially as a modality for differentiating MS and NMOSD. This review aimed to assess and consolidate evidence on retinal vascular alterations, measured by OCT-A, in people with MS (PwMS) and people with NMOSD (PwNMOSD) to help discriminate between these disorders.

methodsPubMed/MEDLINE, Web of Science, Scopus, and Embase were systematically searched up to August 27, 2024, to identify original English studies that compared OCT-A parameters between PwMS and PwNMOSD. The risk of bias across studies was evaluated utilizing the Newcastle-Ottawa Scale (NOS). Findings were consolidated using a narrative synthesis method.

resultsNine studies involving 181 PwMS and 166 PwNMOSD were included. Compared to PwMS, PwNMOSD exhibited significantly lower vessel densities in the peripapillary and macular regions, reduced radial peripapillary capillary (RPC) density, and smaller foveal avascular zone (FAZ) areas, particularly in optic neuritis (ON)-affected eyes. Minimal differences were observed in eyes without ON, suggesting that ON may be crucial when utilizing OCT-A biomarkers for disease discrimination.

conclusionOCT-A metrics demonstrate potential as biomarkers that may help distinguish MS and NMOSD, with PwNMOSD showing more severe retinal vascular alterations. These preliminary findings highlight that OCT-A may hold promise as a diagnostic tool for differentiating MS and NMOSD. Further studies are needed to validate these findings.

Indexed as

Multiple sclerosisNeuromyelitis optica spectrum disorderOptical coherence tomography angiography

Identifiers

PMID40551221
PMCPMC12183867

What Socratic holds

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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 Socratic graph.