Evidence mapPaperPMID 40875080Full record

SynthesisInternational ophthalmology2025

Exploring the role of oxidative stress in retinal vein occlusion: an updated and comprehensive review on the pathophysiology and treatment perspectives.

Jiaqi Zhang, Xuejun Xie, Ya Mo

Abstract readSystematic Review
PubMed Publisher
In one paragraph

Synthesis in International ophthalmology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Article
  5. 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.

Jiaqi ZhangHospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China.ORCID http://orcid.org/0000-0001-5676-4681
Xuejun XieHospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China. xiexuejun66@cdutcm.edu.cn.ORCID http://orcid.org/0000-0002-2874-5800
Ya MoHospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China. moya5286@cdutcm.edu.cn.ORCID http://orcid.org/0000-0001-5799-645X

Funding

The Scientific Research Promotion Program of "Xinglin Scholars" in 2022 NO.XKTD2022005
6 · The paper itself

Abstract

introductionRetinal vein occlusion (RVO) represents a prevalent cause of vision impairment within retinal vascular diseases. Although hypoperfusion and inflammation are recognized pathogenic contributors, emerging evidence highlights oxidative stress as a pivotal mediator operating through ischemia-hypoxia-inflammation cascades.

methodsWe conducted a systematic review of preclinical models and clinical studies examining reactive oxygen species (ROS) mechanisms in RVO pathogenesis. We searched PubMed/MEDLINE

resultsIn ischemic retina, ROS accumulation stabilizes hypoxia-inducible factor-1α (HIF-1α) and induces vascular endothelial growth factor (VEGF) expression, promoting vascular hyperpermeability and proinflammatory cytokine release. Bidirectional interactions between ROS signaling and systemic vascular mediators, including hypertension and the renin-angiotensin-aldosterone system (RAAS), disrupt redox homeostasis, increase retinal venous pressure, and impair microvascular perfusion. Oxidative stress-mediated activation of resident microglia and infiltrating macrophages promotes tight-junction protein degradation, resulting in blood-retinal barrier (BRB) breakdown and subsequent neurovascular injury. Patients with elevated systemic oxidative burden frequently present with bilateral, subclinical retinal microvascular impairment. Targeted antioxidant interventions, including nanoparticle-based delivery systems and bioactive phytochemicals, demonstrated efficacy in preclinical models by restoring redox balance, preserving BRB integrity, and reducing neurovascular damage.

conclusionOxidative stress represents a critical factor in RVO progression through interconnected vascular, inflammatory, and immune pathways. We propose a comprehensive management framework incorporating multimodal imaging for oxidative biomarker detection, artificial intelligence implementation for risk stratification, and personalized antioxidant therapy guided by validated biomarkers. Future investigations must establish causal relationships and identify specific, noninvasive biomarkers to advance precision prevention and treatment strategies for RVO.

Indexed as

AntioxidantsOxidative StressRetinal Vein OcclusionAnimalsBiomarkersHumansReactive Oxygen SpeciesAntioxidantsBiomarkersReactive Oxygen SpeciesInflammatory responseOxidative stressPathogenesisRetinal vein occlusionTreatmentsVascular system

Identifiers

What Socratic holds

Textmetadata
Read underepoch 390

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.