Evidence map›Paper›PMID 27771327›Full record

ReviewThe ocular surface2017

In Vivo Confocal Microscopy of Corneal Nerves in Health and Disease.

Andrea Cruzat, Yureeda Qazi, Pedram Hamrah

Registry-linked trialAbstract readReview
In one paragraph

Review in The ocular surface, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04439552 (Neuroplasticity of Pain Pathways and Corneal Afferent Regeneration Following Corneal Crosslinking), which is not on this map. Cited by 186 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
186citing papers in PubMed, 3 pooled it
19.4field-weighted citation impact, top 1% 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.

NCT04439552 recruitingnot on this mapstarted 2021, after this paper: background citation

Neuroplasticity of Pain Pathways and Corneal Afferent Regeneration Following Corneal Crosslinking (CXL) in Keratoconus

TypeobservationalSponsorBoston Children's HospitalRan2021 to 2027Enrolled60ConditionsPain, Postoperative, Pain, Chronic, Pain, Acute, Surgical Injury
3 · Its place in the literature

Who cites it

186 citing papers in PubMed, 3 syntheses or guidelines pooled it, 350 citations in OpenAlex.

  1. Pooled it
  2. CornealFrontiers in medicine · 2022
    Pooled it
  3. Frontiers in medicine · 2021
    Pooled it
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126 more citing papers are in PubMed but not listed here.

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 at 2 institutions in 2 countries.

Andrea CruzatCornea & Refractive Surgery Service, Department of Ophthalmology, Massachusetts Eye & Ear Infirmary, Harvard Medical School, Boston, MA, USA; Department of Ophthalmology, Pontificia Universidad Católica de Chile, Santiago, Chile.
Yureeda QaziCornea & Refractive Surgery Service, Department of Ophthalmology, Massachusetts Eye & Ear Infirmary, Harvard Medical School, Boston, MA, USA.
Pedram HamrahCornea & Refractive Surgery Service, Department of Ophthalmology, Massachusetts Eye & Ear Infirmary, Harvard Medical School, Boston, MA, USA; Boston Image Reading Center, Tufts Medical Center, Tufts University School of Medicine, Boston, MA; Cornea Service, New England Eye Center, Department of Ophthalmology, Tufts Medical Center, Tufts University School of Medicine, Boston, MA. Electronic address: Pedram.hamrah@tufts.edu.
Massachusetts Eye and Ear Infirmary · USHarvard University · US

Funding

The role of plasmacytoid dendritic cells in corneal immunityR01EY022695 · NEI · TUFTS MEDICAL CENTER · PI HAMRAH, PEDRAM · 2013 to 2017
$2.4M
Immunobiology of Corneal Antigen-Presenting CellsK08EY020575 · NEI · MASSACHUSETTS EYE AND EAR INFIRMARY · PI HAMRAH, PEDRAM · 2010 to 2013
$914k
Role of plasmacytoid dendritic cells in corneal nerve health and regenerationR21EY025393 · NEI · TUFTS MEDICAL CENTER · PI HAMRAH, PEDRAM · 2016 to 2017
$454k
NEI NIH HHS K08 EY020575NEI NIH HHS R01 EY022695NEI NIH HHS R21 EY025393
6 · The paper itself

Abstract

In vivo confocal microscopy (IVCM) is becoming an indispensable tool for studying corneal physiology and disease. Enabling the dissection of corneal architecture at a cellular level, this technique offers fast and noninvasive in vivo imaging of the cornea with images comparable to those of ex vivo histochemical techniques. Corneal nerves bear substantial relevance to clinicians and scientists alike, given their pivotal roles in regulation of corneal sensation, maintenance of epithelial integrity, as well as proliferation and promotion of wound healing. Thus, IVCM offers a unique method to study corneal nerve alterations in a myriad of conditions, such as ocular and systemic diseases and following corneal surgery, without altering the tissue microenvironment. Of particular interest has been the correlation of corneal subbasal nerves to their function, which has been studied in normal eyes, contact lens wearers, and patients with keratoconus, infectious keratitis, corneal dystrophies, and neurotrophic keratopathy. Longitudinal studies have applied IVCM to investigate the effects of corneal surgery on nerves, demonstrating their regenerative capacity. IVCM is increasingly important in the diagnosis and management of systemic conditions such as peripheral diabetic neuropathy and, more recently, in ocular diseases. In this review, we outline the principles and applications of IVCM in the study of corneal nerves in various ocular and systemic diseases.

Indexed as

CorneaCorneal Dystrophies, HereditaryHumansKeratitisMicroscopy, ConfocalSensationcorneal dystrophiescorneal nervescorneal sensitivitycorneal surgerydiabetesin vivo confocal microscopykeratoconuspainperipheral neuropathy

Identifiers

PMID27771327
PMCPMC5512932
OpenAlexW2538606111

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

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.