Evidence map›Paper›PMID 42778669›Full record

ArticleEye (London, England)2026

Hyperreflective retinal foci as predictive biomarkers for fluid resolution after dexamethasone implant treatment in retinal vein occlusions.

Pasquale Viggiano, Adriano Carnevali, Ilaria Lolli, Nikolai Pozharitskiy, Claudia Ventricelli, Maria Grazia Pignataro, Giacomo Boscia, Alba Chiara Termite, Roberta Binetti, Pasquale Puzo and 4 more

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Article in Eye (London, England), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

14 authors.

Pasquale ViggianoDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy. pasquale.viggiano@uniba.it.ORCID http://orcid.org/0000-0002-0323-967X
Adriano CarnevaliDepartment of Surgical and Medical Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.
Ilaria LolliDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.ORCID http://orcid.org/0009-0004-4382-6221
Nikolai PozharitskiyDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.
Claudia VentricelliDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.
Maria Grazia PignataroDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.
Giacomo BosciaDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.ORCID http://orcid.org/0000-0002-8768-899X
Alba Chiara TermiteDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.
Roberta BinettiDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.
Pasquale PuzoDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.ORCID http://orcid.org/0000-0002-3996-2093
Luisa Micelli FerrariDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.
Edoardo MidenaDepartment of Neuroscience-Ophthalmology, University of Padova, Padova, Italy.ORCID http://orcid.org/0000-0003-3132-6233
Vincenzo ScorciaDepartment of Surgical and Medical Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.
Francesco BosciaDepartment of Translational Biomedicine Neuroscience, University of Bari "Aldo Moro", Bari, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo evaluate intraretinal inflammatory hyperreflective retinal foci (i-HRF) as predictive biomarkers for fluid resolution after dexamethasone implant (DEX-I) treatment in patients with retinal vein occlusions.

methodsThis retrospective study included 49 consecutive patients (28 central retinal vein occlusion [CRVO], 21 branch retinal vein occlusion [BRVO]) treated with DEX-I (Ozurdex, AbbVie Inc.) between 2019 and 2024. Optical coherence tomography (OCT) parameters were analysed pre- and post-treatment using artificial intelligence-assisted quantitative analysis: central retinal thickness (CRT), i-HRF count, intraretinal fluid (IRF) volume, subretinal fluid (SRF) volume, external limiting membrane (ELM) and ellipsoid zone (EZ) integrity.

resultsBaseline i-HRF count significantly correlated with SRF volume reduction (r = 0.652, p < 0.001) and IRF volume reduction (r = 0.434, p = 0.003). SRF demonstrated superior resolution rates compared to IRF (92.3% vs 73.7%, p < 0.001). Patients with high i-HRF count ( ≥ 100) achieved 100% SRF resolution compared to 66.7% in low i-HRF group ( < 60), p = 0.024. Mean CRT reduction was 350.8 ± 198.7 μm with 17.2 ± 14.3 ETDRS letters visual acuity improvement. i-HRF count decreased from 77.4 ± 29.6 to 59.8 ± 28.2 (p < 0.001), confirming anti-inflammatory efficacy.

conclusionsBaseline i-HRF count may serve as a potentially valuable biomarker of fluid resolution after DEX-I in retinal vein occlusions. Higher i-HRF counts may be associated with a greater likelihood of SRF resolution within a dexamethasone-treated cohort.

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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.