Evidence map›Paper›PMID 30875374›Full record

ArticlePloS one2019

Corneal nerve and endothelial cell damage in patients with transient ischemic attack and minor ischemic stroke.

Hoda Gad, Adnan Khan, Naveed Akhtar, Saadat Kamran, Ahmed El-Sotouhy, Soha R Dargham, Ioannis N Petropoulos, Georgios Ponirakis, Ashfaq Shuaib, Leopold J Streletz and 1 more

Erratum issuedAbstract read
In one paragraph

Article in PloS one, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors.

Hoda GadDepartment of Medicine, Weill Cornell Medicine-Qatar, Doha, Qatar.
Adnan KhanDepartment of Medicine, Weill Cornell Medicine-Qatar, Doha, Qatar.
Naveed AkhtarInstitute of Neurosciences, Hamad Medical Corporation, Doha, Qatar.
Saadat KamranInstitute of Neurosciences, Hamad Medical Corporation, Doha, Qatar.
Ahmed El-SotouhyDepartment of Radiology, Hamad Medical Corporation, Doha, Qatar.
Soha R DarghamBiostatistics, Epidemiology & Biomathematics Research Core, Weill Cornell Medicine-Qatar, Doha, Qatar.
Ioannis N PetropoulosDepartment of Medicine, Weill Cornell Medicine-Qatar, Doha, Qatar.
Georgios PonirakisDepartment of Medicine, Weill Cornell Medicine-Qatar, Doha, Qatar.
Ashfaq ShuaibInstitute of Neurosciences, Hamad Medical Corporation, Doha, Qatar.
Leopold J StreletzDepartment of Medicine, Weill Cornell Medicine-Qatar, Doha, Qatar.
Rayaz A MalikDepartment of Medicine, Weill Cornell Medicine-Qatar, Doha, Qatar.ORCID 0000-0002-7188-8903

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo determine if corneal confocal microscopy can identify corneal nerve and endothelial cell abnormalities and may be useful in the prognostication of patients with transient ischemic attack [1] or minor ischemic stroke (IS).

methodsThirty-six patients admitted with TIA (n = 14) or minor IS (n = 22) underwent transcranial Doppler evaluation and corneal confocal microscopy and were compared with 18 healthy controls.

resultsCorneal nerve fiber density (P = 0.002), branch density (P = 0.004) and fiber length (P = 0.004) were significantly lower in patients with TIA or minor IS compared to controls, with no difference between patients with TIA and minor IS. Endothelial cell density (P = 0.003) was lower and endothelial cell area (P = 0.003) and perimeter (P = 0.006) were significantly higher in patients with TIA or minor IS compared to controls, with no difference between patients with TIA and minor IS. There were no differences in corneal nerve or endothelial cell morphology between patients with and without abnormal cerebrovascular reactivity. HbA1c was independently associated with CNFL, and endothelial cell polymegathism and pleomorphism were associated with both HbA1c and total cholesterol.

conclusionCorneal confocal microscopy identifies corneal nerve fiber loss and endothelial cell abnormalities in patients with TIA and minor IS and independent associations with HbA1c and cholesterol.

Indexed as

AdolescentAdultAgedAged, 80 and overBrain IschemiaCorneaEndothelium, VascularFemaleHumansIschemic Attack, TransientMaleMicroscopy, ConfocalMiddle AgedNerve FibersStrokeYoung Adult

Identifiers

PMID30875374
PMCPMC6420175

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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.