Evidence map›Paper›PMID 23154490›Full record

ArticleEye (London, England)2013

Cellular and subbasal nerve alterations in early stage Fuchs' endothelial corneal dystrophy: an in vivo confocal microscopy study.

L M Schrems-Hoesl, W A Schrems, A Cruzat, B M Shahatit, H A Bayhan, U V Jurkunas, P Hamrah

Open access · bronzeAbstract read
In one paragraph

Article in Eye (London, England), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
4.0field-weighted citation impact, top 7% 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

22 citing papers in PubMed, 49 citations in OpenAlex.

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  10. [Pathogenesis and epidemiology of neurotrophic keratopathy].Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft · 2019
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  19. Corneal nerve alterations in different stages of Fuchs' endothelial corneal dystrophy: an in vivo confocal microscopy study.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2014
    Article
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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

7 authors at 3 institutions in 1 country.

L M Schrems-HoeslDepartment of Ophthalmology, Cornea Service and Ocular Surface Imaging Center, Massachusetts Eye and Ear Infirmary, Harvard Medical School, Boston, MA, USA.
W A Schrems
A Cruzat
B M Shahatit
H A Bayhan
U V Jurkunas
P Hamrah
Massachusetts Eye and Ear Infirmary · USHarvard University · USImaging Center · US

Funding

Mass Eye and Ear-Vision Clinical Scientist Development ProgramK12EY016335 · NEI · MASSACHUSETTS EYE AND EAR INFIRMARY · PI Reza Dana · 2004 to 2026
$12.3M
The Role of Oxidative Stress in the Pathogenesis of Fuchs Endothelial Corneal DysR01EY020581 · NEI · SCHEPENS EYE RESEARCH INSTITUTE · PI Ula V. Jurkunas · 2010 to 2026
$8.0M
Immunobiology of Corneal Antigen-Presenting CellsK08EY020575 · NEI · MASSACHUSETTS EYE AND EAR INFIRMARY · PI HAMRAH, PEDRAM · 2010 to 2013
$914k
NEI NIH HHS K08 EY020575NEI NIH HHS K08-EY020575NEI NIH HHS K12 EY016335NEI NIH HHS K12-EY016335NEI NIH HHS L30 EY021919NEI NIH HHS R01 EY020581
6 · The paper itself

Abstract

purposeTo analyze the morphology and density of corneal epithelial cells, keratocytes, and subbasal nerves, in patients with early stage Fuchs' endothelial corneal dystrophy (FECD) by in vivo confocal microscopy (IVCM).

methodsIVCM (Confoscan 4, Nidek, Inc.) of the central cornea was performed in 30 corneas of 30 patients with early stage FECD and 13 corneas of 13 normal controls. Images were analyzed for morphology and density of the superficial and basal epithelial cells, keratocyte density, endothelial cell density (ECD), as well as subbasal corneal nerve parameters. Central corneal thickness (CCT) was measured in all patients and normals by ultrasound pachymetry.

resultsThe ECD was significantly lower (-45.5%, P<0.001) in FECD patients as compared with controls. Total number of nerves and main nerve trunks were significantly reduced (-46.3%, P<0.001; -39.7%, P<0.001) in patients with FECD. Posterior keratocyte density was significantly higher in FECD patients (P<0.001). Significant inverse correlations were found between CCT and total number of nerves (r=-0.69, P<0.001), CCT and main nerve trunks (-0.47, P=0.016), as well as CCT and total nerve length (r=-0.62, P=0.006). Significant correlation was found between ECD and total number of nerves (r=0.44, P=0.012) as well as between ECD and main nerve trunks (r=0.65, P<0.001).

conclusionsIVCM demonstrates alterations in corneal innervation in patients with early stage FECD, suggesting a potential role of corneal nerves in the pathogenesis of FECD. Additional studies are required to investigate whether subbasal nerve alterations are caused by nonspecific corneal edema, from FECD-induced decrease in ECD, or potentially leading to loss of endothelial cells.

Indexed as

AgedAged, 80 and overCorneaCorneal KeratocytesCorneal PachymetryCross-Sectional StudiesEndothelium, CornealEpithelium, CornealFemaleFuchs' Endothelial DystrophyHumansMaleMicroscopy, ConfocalMiddle AgedOphthalmic NerveRetrospective Studies

Identifiers

PMID23154490
PMCPMC3545379
OpenAlexW2081598570

What OpenQuestion 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 OpenQuestion graph.