Evidence mapPaperPMID 41530230Full record

ArticleScientific reports2026

Deep learning-based segmentation and density estimation of corneal nerves and dendritic cells from In Vivo confocal microscopy images.

Meichen Ji, Yan Song, Jenny Roth, Ava Dashti, Jorge Lazo, Alisa Lincke, António Filipe Teixeira Macedo, Welf Löwe, Neil Lagali

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Article in Scientific reports, 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

What it found

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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

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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

9 authors.

Meichen Ji *Department of Computer Science and Media Technology, Faculty of Technology, Linnaeus University, Växjö, Sweden.
Yan Song *Department of Computer Science and Media Technology, Faculty of Technology, Linnaeus University, Växjö, Sweden.
Jenny RothDepartment of Medicine and Optometry, Faculty of Health and Life Sciences, Linnaeus University, Kalmar, Sweden.
Ava DashtiDepartment of Biomedical and Clinical Sciences (BKV), Faculty of Medicine, Linköping University, Linköping, Sweden.
Jorge LazoDepartment of Computer Science and Media Technology, Faculty of Technology, Linnaeus University, Växjö, Sweden.
Alisa LinckeDepartment of Computer Science and Media Technology, Faculty of Technology, Linnaeus University, Växjö, Sweden. alisa.lincke@lnu.se.
António Filipe Teixeira MacedoDepartment of Medicine and Optometry, Faculty of Health and Life Sciences, Linnaeus University, Kalmar, Sweden.
Welf LöweDepartment of Computer Science and Media Technology, Faculty of Technology, Linnaeus University, Växjö, Sweden.
Neil LagaliDepartment of Biomedical and Clinical Sciences (BKV), Faculty of Medicine, Linköping University, Linköping, Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The purpose of this study was to compare manual assessment of corneal nerve fiber length (CNFL) and dendritic cell (DC) density with an automated assessment method utilizing deep learning segmentation to perform rule-based density estimation. Corneal images were acquired using in vivo confocal microscopy (IVCM) from 100 participants with persistent ocular symptoms after mild COVID-19 (Group 1) and 30 controls without symptoms (Group 2). In total, 1,300 IVCM images were selected and manually annotated for CNFL, and 1,300 for DCs (with dendrites and without dendrites), using FIJI tools. The between-method difference in mean CNFL density was 0.2 [Formula: see text] (95% CI: [0.09, 0.23]) for Group 1 and -0.2 [Formula: see text] (95% CI: [-0.34, -0.10]) for Group 2. For Group 1, the mean difference for DCs with dendrites was -1.1 [Formula: see text] (95% CI: [-1.78, -0.39]), and for DCs without dendrites it was -3.1 [Formula: see text] (95% CI: [-5.1, -1.0]). For Group 2, the mean difference for DCs with dendrites was -1.0 [Formula: see text] (95% CI: [-1.79, -0.27]), and for DCs without dendrites it was 0.3 [Formula: see text] (95% CI: [-1.93, 2.60]). Both manual and automated methods showed significant between-group differences for CNFL (p=0.012 and p=0.034, respectively) and DC densities (p=0.005 and p=0.010). The automated approach performed comparably to manual assessment, supporting its potential for reliable, scalable analysis of CNFL and DC in IVCM images.

Indexed as

CorneaDeep LearningDendritic CellsNerve FibersDendritesFemaleHumansImage Processing, Computer-AssistedMaleMicroscopy, ConfocalConfocal microscopyCorneaCOVID-19dDensityDeep learningDendritic cellsNerve fibersSegmentation

Identifiers

PMID41530230
PMCPMC12800303

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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 Socratic graph.