Evidence map›Paper›PMID 33038387›Full record

ReviewExperimental eye research2020

The cornea in keratoconjunctivitis sicca.

Stephen C Pflugfelder, Michael E Stern

Open access · greenAbstract readReview
In one paragraph

Review in Experimental eye research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
3.4field-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

36 citing papers in PubMed, 43 citations in OpenAlex.

  1. Is it really keratoconus or pseudo-keratoconus? - Topographic mimicry.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2026
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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

2 authors at 2 institutions in 1 country.

Stephen C PflugfelderDepartment of Ophthalmology, Baylor College of Medicine, Houston, TX, United States. Electronic address: stevenp@bcm.edu.
Michael E SternDepartment of Ophthalmology, Baylor College of Medicine, Houston, TX, United States; ImmunEyez, Mission Viejo, CA, United States. Electronic address: michaelestern4@gmail.com.
Baylor College of Medicine · USMission Heritage Medical Group · US

Funding

Tumor BiologyP30CA125123 · NCI · BAYLOR COLLEGE OF MEDICINE · PI Michael M Ittmann · 2007 to 2026
$73.9M
VISION RESEARCH CENTERP30EY002520 · NEI · BAYLOR COLLEGE OF MEDICINE · PI Samuel M Wu · 1985 to 2026
$14.8M
PATHOGENESIS OF CONJUNCTIVAL SQUAMOUS METAPLASIAR01EY011915 · NEI · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI PFLUGFELDER, STEPHEN C · 1997 to 2023
$8.0M
Core Grant for Vision ResearchP30EY020799 · NEI · UT SOUTHWESTERN MEDICAL CENTER · PI NIEDERKORN, JERRY · 2010 to 2016
$4.1M
NCI NIH HHS P30 CA125123NEI NIH HHS P30 EY002520NEI NIH HHS P30 EY020799NEI NIH HHS R01 EY011915
6 · The paper itself

Abstract

The lacrimal functional unit (LFU) regulates tear production, composition, distribution and clearance to maintain a stable protective tear layer that is essential for maintaining corneal epithelial health. Dysfunction of the LFU, commonly referred to as dry eye, leads to increased tear osmolarity and levels of inflammatory mediators in tears that cause ocular surface epithelial disease, termed keratoconjunctivitis sicca (KCS). Corneal changes in KCS include glycocalyx loss, barrier disruption, surface irregularity inflammatory cytokine/chemokine production, cornification and apoptosis. These can reduce visual function and the increased shear force on the corneal epithelium can stimulate nociceptors sensitized by inflammation causing irritation and pain that may precede frank clinical signs. Therapy of keratoconjunctivitis sicca should be tailored to improve tear stability, normalize tear composition, improve barrier function and minimize shear forces and damaging inflammation to improve corneal epithelial health.

Indexed as

CorneaHumansKeratoconjunctivitis SiccaOsmolar ConcentrationTearsBarrier functionCornea epitheliumDry eyeDry eye diseaseHyperosmolarityNociceptorPainTear stability

Identifiers

PMID33038387
PMCPMC7736263
OpenAlexW3092170095

What OpenQuestion holds

Textmetadata
LicenceTDM
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.