Evidence map›Paper›PMID 33201447›Full record

ArticleInternational ophthalmology2021

The effect of epiretinal membrane surgery on macular microvasculature: an optical coherence tomography angiography study.

Puren Isik-Ericek, Selcuk Sizmaz, Ebru Esen, Nihal Demircan

Abstract read
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In one paragraph

Article in International ophthalmology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
0.8field-weighted citation impact, top 24% of its field
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

12 citing papers in PubMed, 16 citations in OpenAlex.

  1. Prediction of visual acuity by macular distortion measured with optical coherence tomography angiography in epiretinal membranes.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2026
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  9. Microstructural and hemodynamic changes in the fundus after pars plana vitrectomy for different vitreoretinal diseases.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2024
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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

4 authors at 2 institutions in 1 country.

Puren Isik-EricekDepartment of Ophthalmology, Nigde Omer Halisdemir University, Nigde, 51200, Turkey. purenisik@gmail.com.ORCID http://orcid.org/0000-0001-5633-9036
Selcuk SizmazDepartment of Ophthalmology, Cukurova University School of Medicine, Adana, Turkey.ORCID http://orcid.org/0000-0003-3138-1507
Ebru EsenDepartment of Ophthalmology, Cukurova University School of Medicine, Adana, Turkey.ORCID http://orcid.org/0000-0001-7448-451X
Nihal DemircanDepartment of Ophthalmology, Cukurova University School of Medicine, Adana, Turkey.ORCID http://orcid.org/0000-0001-8189-9246
Cukurova University · TRNiğde Ömer Halisdemir Üniversitesi · TR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo investigate both the possible effects of both idiopathic epiretinal membrane (IERM) itself and surgery on macular microvascular structure using optical coherence tomography angiography (OCT-A) and to determine the associations with structural and visual outcomes.

methodsTwenty-four eyes of 24 patients with IERM and 24 eyes of 12 healthy controls were included. Vascular parameters, including the superficial capillary plexus (SCP) and deep capillary plexus (DCP) were evaluated by OCT-A prior to and 6 months after ERM removal. The foveal avascular zone (FAZ, mm

resultsThe mean preoperative vascular density (VD) of both plexuses was lower in eyes with IERM than in healthy eyes (both p = 0.0001). The mean preoperative flow area of the DCP in eyes with IERM was significantly lower than that in the control eyes (p = 0.016). There was no significant difference in the VD or flow area in either superficial or deep capillary plexuses as a result of surgery (SCP; p = 0.957, p = 0.97, DCP; p = 0.861, p = 0.6, respectively). Both the parafoveal DCP-VD and flow area in DCP were negatively correlated with best-corrected visual acuity (logMAR) at 6 months postoperatively (r = -0.46, p = 0.03; r = -0.52, p = 0.01, respectively).

conclusionEpiretinal membranes may cause dynamic microvascular changes at the macula. However, the effect of surgery on microvasculature may be more limited than that on anatomical and visual recovery. OCT-A may serve as a useful tool in understanding the pathophysiological basis of diseases.

Indexed as

Epiretinal MembraneFluorescein AngiographyHumansMicrovesselsRetinal VesselsRetrospective StudiesTomography, Optical CoherenceVisual AcuityIdiopathic epiretinal membraneMacular microvasculatureOptical coherence tomography angiographyVitreoretinal surgery

Identifiers

PMID33201447
OpenAlexW3101169377

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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.