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Photopic Negative Response (PhNR)

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  • Animal
  • Central Retinal Vein Occlusion
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  • Sensor Strips

Significant improvement of ganglion cell complex in optical coherence tomography and photopic negative response in electroretinography after transsphenoidal resection of pituitary macroadenoma

octubre 3, 2024
Sarnat-Kucharczyk M, Pojda-Wilczek D, Mrukwa-Kominek E, Kos-Kudła B. Significant improvement of ganglion cell complex in optical coherence tomography and photopic negative response in electroretinography after transsphenoidal resection of pituitary macroadenoma. Published online October 3, 2024.

Computer-Aided Discrimination of Glaucoma Patients from Healthy Subjects Using the RETeval Portable Device

febrero 6, 2024
Bekollari M, Dettoraki M, Stavrou V, Glotsos D, Liaparinos P.  Diagnostics. 2024;14(4):349.

Phenotypic Variation of Autosomal Recessive Leber Hereditary Optic Neuropathy (arLHON) in One Family

noviembre 5, 2022
Pojda-Wilczek D, Wójcik J, Kmak B, Krawczyński MR. Diagnostics. 2022;12(11):2701.

Photopic Negative Response Recorded with RETeval System in Eyes with Optic Nerve Disorders

mayo 31, 2022
Yamashita T, Kato K, Kondo M, et al. Sci Rep. 2022;12(1):9091.
PHnR glaucoma results

Early Changes in Photopic Negative Response in Eyes with Glaucoma with and without Choroidal Detachment after Filtration Surgery

abril 7, 2022
Igawa Y, Shoji T, Weinreb R, et al. British Journal of Ophthalmology. Published Online First: 08 April 2022.

A Comparison of the RETeval Sensor Strip and DTL Electrode for Recording the Photopic Negative Response

diciembre 12, 2018
Tang J, Hui F, Hadoux X, et al. Translational Vision Science & Technology December 2018, Vol.7, 27.

Neurodegeneration in non‐proliferative diabetic retinopathy: new biomarkers and their relation to vasculopathy and visual function.

diciembre 12, 2018
Nguyen A, Naso S, Mouna A, Kardon R, Kawasaki A. Acta Ophthalmologica. Vol 96. ; 2018:88-89.
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Blue-on-Green Flash Induces Maximal Photopic Negative Response and Oscillatory Potential and Serves as a Diagnostic Marker for Glaucoma in Rat Retina

junio 11, 2018
Author(s): Su Jin Park, Sun Sook Paik, Ji-Yeon Lee, Su-Ja Oh, and In-Beom Kim Publication: Experimental Neurobiology 2018 Read Report Here.
acta-ophth

Timing of changes in the entropy of the electroretinogram with glaucoma

septiembre 7, 2017
Author(s): M. Sarossy, B. Aliahmad, D. Kumar Publication: Acta Ophthalmologica (Abstracts from the 2017 European Association for Vision and Eye Research…
tvst-july-august-2016

Photopic Negative Response Obtained Using a Handheld Electroretinogram Device: Determining the Optimal Measure and Repeatability

julio 1, 2016
Author(s): Wu, Z., X. Hadoux, F. Hui, M. G. Sarossy, and J. G. Crowston. 2016. Publication: Translational Vision Science &…
  • Productos
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California Proposition 65 information

Prop-65Warning: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Substance Tables:

The table below lists substances which may be contained within LKC’s RETeval and RETevet products. Substances listed as Type 1 are within permissible levels in one or more of LKC’s products. Substances listed as Type 2 are used in the production of some components used in LKC products and may be present at trace levels, but are typically destroyed during processing. 

RETeval and RETevet Devices

Substance CAS # Type Listed as causing:
Nickel 7440-02-0 1 Cancer
Acrylonitrile 107-13-1 2
Ethylbenzine 100-41-4 2
Crystaline Silica 14808-60-7 1
Lead 7439-92-1 1 Cancer Developmental Toxicity Male Reproductive Toxicity Female Reproductive Toxicity
Methylene Chloride 75-09-2 2 Cancer Female Reproductive Toxicity
Bisphenol A 80-05-7 2
N-Hexane  110-54-3 2 Male Reproductive Toxicity