Evidence map›Paper›PMID 40666266›Full record

ReviewCureus2025

Optical Coherence Tomography Angiography in Detecting Subclinical Changes in Glaucoma Suspects: A Scoping Review.

Roberto A Hidalgo Ramos, Sebastián Dufner Krieger, Marcelo Ortiz Meneses

Abstract readReview
In one paragraph

Review in Cureus, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

3 authors.

Roberto A Hidalgo RamosMedicine, Universidad de Costa Rica, San José, CRI.
Sebastián Dufner KriegerMedicine, Universidad de Costa Rica, San José, CRI.
Marcelo Ortiz MenesesMedicine, Universidad de Costa Rica, San José, CRI.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Optical coherence tomography angiography (OCTA) offers a promising approach for detecting subclinical microvascular changes in glaucoma suspects before structural or functional damage becomes apparent. This scoping review synthesizes evidence from 11 studies (2014-2025) to evaluate OCTA's effectiveness in identifying early glaucomatous alterations. Findings consistently demonstrate reduced vessel density (VD) in glaucoma suspects compared to healthy controls, with whole-image VD averaging 51.3% versus 55.5% (P<0.001), respectively. OCTA-derived parameters, particularly peripapillary and macular VD, showed diagnostic accuracy (area under the receiver-operating characteristic curve (AUROC): 0.70-0.84) comparable to structural OCT metrics like retinal nerve fiber layer thickness. Notably, microvascular asymmetry and deep-layer capillary dropout emerged as early markers, often preceding visual field defects. Longitudinal data revealed faster VD decline in preperimetric glaucoma (-2.23%/year) than in healthy eyes (0.29%/year), highlighting OCTA's potential for monitoring progression. Despite methodological heterogeneity, OCTA complements structural assessments, providing actionable insights for early glaucoma detection. Standardization of protocols and longitudinal validation are needed to optimize clinical utility. These findings support OCTA's role in enhancing risk stratification for glaucoma suspects.

Indexed as

early detectionglaucoma suspectsmicrovascular changesoct angiographyoptical coherence tomography (oct)vessel density

Identifiers

PMID40666266
PMCPMC12262154

What OpenQuestion 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 OpenQuestion graph.