Evidence map›Paper›PMID 27409498›Full record

ArticleInvestigative ophthalmology & visual science2016

In Vivo Detection of Laminar and Peripapillary Scleral Hypercompliance in Early Monkey Experimental Glaucoma.

Kevin M Ivers, Hongli Yang, Stuart K Gardiner, Lirong Qin, Luke Reyes, Brad Fortune, Claude F Burgoyne

Abstract readComparative Study
In one paragraph

Article in Investigative ophthalmology & visual science, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed.

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  12. The Association Between Ocular Rigidity and Neuroretinal Damage in Glaucoma.Investigative ophthalmology & visual science · 2020
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  19. Factors Influencing Central Lamina Cribrosa Depth: A Multicenter Study.Investigative ophthalmology & visual science · 2018
    Article
  20. Article
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.

Kevin M IversOptic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States 2Discoveries in Sight Research Laboratories of the Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States.
Hongli YangOptic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States 2Discoveries in Sight Research Laboratories of the Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States.
Stuart K GardinerDiscoveries in Sight Research Laboratories of the Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States.
Lirong QinOptic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States.
Luke ReyesOptic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States.
Brad FortuneDiscoveries in Sight Research Laboratories of the Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States.
Claude F BurgoyneOptic Nerve Head Research Laboratory, Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States 2Discoveries in Sight Research Laboratories of the Devers Eye Institute, Legacy Research Institute, Portland, Oregon, United States.

Funding

IOP RELATED FORCE AND FAILURE IN THE OPTIC NERVE HEADR01EY011610 · NEI · LOUISIANA STATE UNIV HSC NEW ORLEANS · PI BURGOYNE, CLAUDE F · 1998 to 2020
$12.6M
Optic Nerve Head SDOCT Imaging in GlaucomaR01EY021281 · NEI · LEGACY EMANUEL HOSPITAL AND HEALTH CENTER · PI BURGOYNE, CLAUDE F · 2011 to 2018
$3.7M
NEI NIH HHS R01 EY011610NEI NIH HHS R01 EY021281
6 · The paper itself

Abstract

purposeTo compare optical coherence tomography (OCT) detected, optic nerve head (ONH) compliance within control and experimental glaucoma (EG) eyes of 15 monkeys at EG onset.

methodsIntraocular pressure (IOP) was chronically elevated in one eye of each animal using a laser. Experimental glaucoma onset was identified using confocal scanning laser tomography (CSLT). Optical coherence tomography ONH imaging (40 radial B-scans) was performed at 10 mm Hg before and after laser. At EG onset, OCT scans were obtained at IOP 10 and 30 mm Hg. Optical coherence tomography landmarks within the IOP 10/30 images were delineated to quantify IOP 10/30 differences (compliance) for anterior lamina cribrosa surface depth (ALCSD) relative to Bruch's membrane opening (BMO) (ALCSD-BMO), ALCSD relative to peripheral BM (ALCSD-BM), and BMO depth relative to peripheral BM (BMOD-BM). A linear mixed effects model assessed for acute IOP elevation effects, control versus EG eye effects, and their interaction.

resultsEffects of IOP elevation were greater in EG versus control eyes for ALCSD-BMO (-46 ± 45 vs. -8 ± 13 μm, P = 0.0042) and ALCSD-BM (-92 ± 64 vs. -42 ± 22 μm, P = 0.0075). Experimental glaucoma eye-specific ALCSD-BMO and ALCSD-BM compliance exceeded the range of control eye compliance in 9 and 8 of the 15 EG eyes, respectively. Post-laser peak IOP (R2 = 0.798, P < 0.0001) and post-laser mean IOP (R2 = 0.634, P < 0.0004) most strongly correlated to EG versus control eye differences in ALCSD-BMO compliance.

conclusionsLaminar (ALCSD-BMO) and peripapillary scleral (ALCSD-BM) hypercompliance are present in most monkey eyes at the onset of EG.

Indexed as

Imaging, Three-DimensionalAnimalsBruch MembraneComplianceDisease Models, AnimalGlaucomaIntraocular PressureMacaca mulattaOptic DiskReproducibility of ResultsScleraTomography, Optical Coherence

Identifiers

PMID27409498
PMCPMC4968772

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.