Evidence map›Paper›PMID 40829814›Full record

SynthesisBMJ open ophthalmology2025

Why take the eye? A systematic review of corneal retrieval methods and donor consent: implications for the UK.

Anya Edwards, Jack Ao, John D Bridson, Stephen B Kaye

Abstract readSystematic Review
In one paragraph

Synthesis in BMJ open ophthalmology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

4 authors.

Anya EdwardsUniversity of Liverpool, Liverpool, UK.
Jack AoRoyal Liverpool and Broadgreen Hospitals NHS Trust, Liverpool, UK.
John D BridsonRoyal Liverpool and Broadgreen University Hospitals NHS Trust, Liverpool, UK.
Stephen B KayeEye and Vison Science, University of Liverpool, Liverpool, UK sbkaye@bmj.com.ORCID 0000-0003-0390-0592

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimTo evaluate the effect of the corneal retrieval method on three outcome domains: donor consent rate, tissue quality and microbial contamination.

methodsA systematic literature review was conducted using the Scopus, PubMed and Web of Science databases employing predefined search terms pertinent to corneal retrieval methods, consent rates, tissue quality and microbial contamination. Studies relevant to corneal donation and consent rates as well as reports comparing in situ corneal excision with whole-globe enucleation that evaluated at least one of the three primary outcome domains were included. This study adhered to the Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA) guidelines.

results12 out of 91 studies met the inclusion criteria. In situ corneal excision is associated with higher rates of consent from the family members of the deceased. Corneas harvested via in situ excision were of comparable tissue quality to those obtained from enucleation. Additionally, contamination rates were similar.

conclusionsIn situ excision of corneal tissue may provide a potential advantage in donor acceptance, while offering comparable tissue quality and microbial safety.

Indexed as

CorneaCorneal TransplantationEye BanksInformed ConsentTissue and Organ HarvestingTissue and Organ ProcurementTissue DonorsHumansUnited KingdomCorneaEye (Globe)Eye (Tissue) Banking

Identifiers

PMID40829814
PMCPMC12366586

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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.