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Pinakin Gunvant Davey, PhD, OD, FAAO

Pinakin Gunvant Davey, PhD, OD, FAAO


College of Optometry

Phone: 909-469-8473 | Fax: 909-706-3905


Join year: 2011

  • Education

    OD, 2010, Southern College of Optometry, Memphis, TN, USA

    Post-Doctoral Fellowship-Glaucoma Imaging, 2006, University of Louisville, Louisville, KY, USA

    PhD-Glaucoma, 2003, Anglia Ruskin University, Cambridge, England

    BS Optometry, 1999, Birla Institute of Technology and Sciences, Pilani, India

  • Certification

    Fellow, 2003, American Academy of Optometry

  • License

    OD, 2011, State of California

    OD, 2010, State of Tennessee

  • Professional Experience

    Selected and attended The Invitation Summer Clinical Research Institute at The Ohio State University conducted by the American Optometric Association and American Academy of Optometry, July 2008

    Attended three day training and workshop on Institutional Review Board fundamentals for IRB administrators, February 2008

    Selected and attended Summer Institute for Faculty Development workshop conducted by Association of Schools of Colleges of Optometry, July 2007

    Data collection for post-doctoral research; I conducted research in the Department of Glaucoma, the Kentucky Lions Eye Care Center Louisville, Kentucky, USA. Supervisor: Edward Essock, PhD and consultant ophthalmologist: Joern Soltau MD, February 2003 to March 2006

    Data collection for Ph.D. studies; I conducted research at Department of Glaucoma, Sankara Nethralaya, Medical Research Foundation Chennai, India. Supervisors’ consultant ophthalmologists: Drs. Lingam Vijaya and Mani Baskaran, November 2001 to January 2002

    Data collection for Ph.D. studies; I conducted research at Department of Ophthalmology, Norfolk and Norwich NHS Trust Hospital, Norwich, England. Supervisors’ consultant ophthalmologists: Drs. David Broadway and Russell Watkins, August 2001 to October 2001

    Data collection for Ph.D. studies; I conducted experiments at Department of Optometry and Ophthalmic Dispensing, Anglia Ruskin University, Cambridge England. Supervisors Professor Daniel O’Leary and Dr. Russell Watkins, December 1999 to January 2003

    Histopathology lab in Sankara Nethralaya, Medical Research Foundation, Chennai, India. Supervisor consultant ophthalmologist: Dr. Jyotirmay Biswas, June 1998 to June 1999

  • Work Site

    Eye Care Institute, Western University of Health Sciences, Staff Optometrist

    The Eye Care Center Southern College of Optometry, Memphis Tennessee, Staff Optometrist

    Sankara Nethralaya Eye Hospital Chennai, India, Optometrist in Department of Optometry

  • Academic Interests
    • Glaucoma
    • Ocular Physiology
    • Ocular Imaging
  • Teaching Experience


    Southern College of Optometry, Memphis, Tennessee, USA

    2008 to 2011 Instructor in charge for the OPT 116, OPT 213 Biochemistry of the Eye the course is a 1.5 credit unit course each for 16 weeks.

    2007 to 2011 Instructor for the Epidemiology part of OPT 323 Public health, Epidemiology and Geriatrics, presented lectures 5 weeks for a 16 week course total teaching time 10 hours.

    Glaucoma course for Texas Optometrists

    12/2006, 07/2007, 12/2007, 04/2008, 12/2008 Thirteen hours of a thirty hour course lectures covering topics of anatomy and physiology of optic nerve, mechanisms of glaucomatous damage, intraocular pressure, optic disc evaluation with imaging technology, an update on primary open angle glaucoma, epidemiology of glaucoma and ocular hypertension, update on ocular hypertension, normal tension glaucoma, secondary glaucoma and visual fields.

    University of Louisville, Vision Science, Louisville, Kentucky, USA

    2003-2006 Presented, 2 hours lecture in a 12 week course for Professor Edward A. Essock on a course in vision science for graduate students.

    Anglia Ruskin University Cambridge, England

    2000-2002 Presented 2 weeks of a 12 week lecture course on Clinical Optometry; total teaching time 4 hours.

    2000-2002 Presented 6 weeks of lectures in a 12 week course on Microbiology for General and Ocular Pharmacology. This course lasted for 1 semester; total teaching time 18 hours.

    2000-2002 Module leader (Instructor in charge), presented lectures, organized and supervised practical lab sessions for Experimental Methods in Optics & Principle Ophthalmic Lenses. This course lasted for 1 semester; three groups; total teaching time 108 hours.

    1999-2002 Module leader (Instructor in charge), presented lectures, organized and supervised practical lab sessions for Optics of the eye. This course lasted for 1 semester total teaching time 36 hours.

    Laboratory and clinic based modules

    Southern College of Optometry, Memphis, Tennessee, USA

    2007 to 2011 Co-instructor OPT 328 a seminar based course; presented lectures; 8 weeks for a 16 week course and organized and supervised practical lab sessions. This course lasted for 1 semester, total teaching time 10 hours.

    2006 to 2011 Teaching clinical technology in Advanced Care Ocular Disease at the Eye Center.

    2006 Lab instructor for OPT 230 (Patient Management) total lab time 96 hours.

  • Courses

    Ocular Physiology, College of Optometry

    Ocular Disease II, College of Optometry

  • Research Interest
    • Glaucoma
    • Corneal Biomechanics
    • Developing automated analysis for imaging technology
    • Predicting visual outcomes and pathogenesis
  • Research Grant

    TOPCON 3D OCT-1 MAESTRO Reference Database Study II 2015-2018 sponsored byTopcon, Japan

    TOPCON 3D OCT-1 MAESTRO Agreement And Precision Study II 2015-2018 sponsored byTopcon, Japan

    MAESTRO2: Topcon 3D OCT-1 Maestro Optic Disc and RNFL Study: Agreement and Repeatability comparison with the iVue 2013-2014 sponsored byTopcon, Japan

    Integrating Perceptual Learning Approaches into Effective Therapies for Low Vision. 2013-2016 National Institute of Health 1R01EY023582 Subcontract WesternU

    Collection of normative database for Maestro OCT 2013-2014 sponsored byTopcon, Japan

    Age related changes in Macular pigment Optical density 2013-2015 sponsored byZeavision LLC, St. Louis, Missouri, USA

    Collection of normative database for iVue OCT, 2011 - 2012, sponsored byOptovue Inc, Fremont, California, USA

    Improving Glaucoma Treatment: Mathematical Analysis of Retinal Nerve Fiber Layer Thickness, 2009 - 2011, sponsored byASSISI Foundation, Memphis USA

    Evaluation of the accuracy and clinical utility of Heine Lamba retinometer, 2007 - 2011, sponsored byHenie, USA

    Collection of Normative and Glaucoma Data Using GDx VCCTM Scanning Laser Polarimetry, 2006 - 2007, sponsored by Zeiss USA

    Factors Affecting Intraocular Pressure Measurement, 2006 -2011, sponsored Bausch and Lomb

    Improving Glaucoma Treatment Based on Wavelet-Fourier Analysis of Retinal Nerve Fiber Layer Thickness, 2004 -2006, Kentucky Science and Engineering Foundation

    The Influence of Corneal Dimensions on Measurement Related To Glaucoma And Ocular Hypertension, 1999 - 2003, Anglia Polytechnic University, Research

  • Awards

    Provost’s Distinguished Scholar Award, Western University of Health Sciences (2016)

    Excellence in Optometric Education Award 2015, Awarded by California Optometric Association (2016)

    Awarded honorary membership to COMOF Optometric Extension Program national optometry organization Mexico in recognition of continued efforts for the progress and development of Optometry in Mexico (2013)

    WITELO Medal from University of Medical Science, Poznan, Poland in recognition of help for the Optometry Development in Poland (2011)

    Award from the Governor Ernie Fletcher of Commonwealth of Kentucky for service to Kentucky Optometric Association and overall benefit to the state of Kentucky (2007)

    Grawemeyer Research Fellowship from University of Louisville to travel to ARVO, 2005

    Student Travel fellowship award from American Academy of Optometry, 2004

    Grawemeyer Research Fellowship from University of Louisville to travel to ARVO, 2004

    Student Travel fellowship award ($500) from Academy of Optometry, 2003

    Anglia Polytechnic University Travel Grant to travel to American Academy of Optometry, 2002

    Invited to present research at the House of Commons, England, Science, Engineering and Technology across Europe, London, "Are we measuring eye pressure accurately enough!”, 2002

    The Wellcome Trust, UK, Travel Grant (Ph.D. and post-doctoral category;) to travel to Association for Research in Vision and Ophthalmology, 2002

    Award for proficiency in public relations and communication Elite School of Optometry, 1999

    Best contact lens project award, Elite School of Optometry,Award sponsored by Ciba Vision, 1999

    Best scientific paper award, Indian Contact Lens Conference, 1998

    Best poster, World Optometry Day, Elite School of Optometry, 1996

  • Organizations

    Association for Research in Vision and Ophthalmology

    American Academy of Optometry

    Optometric Glaucoma Society

    American Optometric Association

    California Optometric Association

    Inland Empire Optometric Association

  • Committees

    Committee to evaluate the feasibility of PhD program, Western University of Health Sciences

  • Publications

    Peer Reviewed and PUBMED Cited Journals

    S Thurman, PG Davey, K McCray, V Paronian, A Seitz Predicting Individual Contrast Sensitivity Functions from Acuity and Letter CS Measurements Journal of Vision Dec 1;2016(15):15. doi: 10.1167/16.15.15

    Y Kim, K Iftekharuddin, PG Davey, T Marta, A Garas, G Hollo, EA Essock Selective Fusion of Structural and Functional Data for Improved Glaucoma Detection Accepted November 2016 Journal for Modeling in Ophthalmology

    PG Davey, SD Alvarez, JY Lee Macular Pigment Optical Density: Repeatability, Inter-eye correlation and Effect of ocular dominance Clinical Ophthalmology 2016; 10:1671-78

    S Khanal, M Walton, PG Davey Evaluation of intraocular pressure estimates obtained using an ICare rebound tonometer Clinical and experimental Optometry Accepted May 2016 Oct 4. doi: 10.1111/cxo.

    Wang Y, Lopez D, Davey PG, Cameron DJ, Nguyen K, Tran J, Marquez E, Liu Y, Bi X, Baudry M. Calpain-1 and calpain-2 play opposite roles in retinal ganglion cell degeneration induced by retinal ischemia/reperfusion injury. Neurobiol Dis. 2016 2016 Sep;93:121-8

    S Khanal, PG Davey, L Racette, M Thapa: Comparison of Retinal Nerve Fiber Layer and Macular Thickness for Discriminating Primary Open Angle Glaucoma and Normal Tension Glaucoma using OCT. Clinical and experimental Optometry 2016 July ;99(4):373-81.

    S Khanal, PG Davey, L Racette, GS Shrestha: Intraeye retinal nerve fiber layer and macular thickness asymmetry measurements for the discrimination of primary open-angle glaucoma and normal tension glaucoma. J Optom. (2016), Apr-Jun;9(2):118-25.

    D Williams, Y Zheng, PG Davey, F Bao, M Shen, A Elsheikh: Reconstruction of 3D Surface Maps from Anterior Segment Optical Coherence Tomography Images Using Graph Theory and Genetic Algorithms. Biomedical Signal Processing and Control Volume 25, March 2016, Pages 91–98

    F Bao, J Wang 3, J Huang, Y Yu, M Deng, L Li, A Yu, Q Wang, PG Davey, A Elsheikh Effect of Misalignment between Successive Corneal Videokeratography Maps on the Repeatability of Topography Data PLoS One2015 Nov 23;10(11):e0139541. doi: 0.1371/journal.pone.0139541. eCollection 2015

    EA Saidi, PG Davey, DJ Cameron The Effect of Zeaxanthin on the Visual Acuity of Zebrafish PLoS One. 2015 Aug 12;10(8):e0135211. doi: 10.1371/journal.pone.0135211. eCollection 2015

    J Wang, A Elsheikh, PG Davey, W Wang, F Bao, J Mottershead: Corneal topography matching by iterative registration Proc Inst Mech Eng H. 2014 Nov; 228(11):1154-67. doi: 10.1177/0954411914559080

    S Khanal, MThapa, L Racette, R Jhonson, PG Davey, MR Joshi, GS Srestha: Retinal nerve fiber layer thickness in glaucomatous Nepalese eyes and its relation with visual field sensitivity Journal of Optometry (2014) 7, 217-224

    PG Davey:Fabry disease: a survey of visual and ocular symptoms Clinical Ophthalmology2014 Aug 19;8:1555-60

    PG Davey, C Newman, A Ablamowicz, D Fuller: Diagnostic accuracy of keratoconus using anterior segment optical coherence tomography Optometry Reports 2013; volume 3:e2, 6-8

    PG Davey, K Nouri, S Zaczyk: Assessing the need and benefits of home tonometers in the management of patients with glaucoma Clinical Optometry 2013:5 19–27

    PG Davey, A Elshiekh, DF Garway-Heath Clinical evaluation of multi-parameter correction equations for Goldmann applanation tonometry Eye (Lond). 2013 May;27(5):621-9. doi: 10.1038/eye.2013.23. Epub 2013 Mar 15

    Kim Y, Iftekharuddin K, Davey PG, Marta T, Garas A, Hollo G. Essock E Novel Fractal Feature-Based Multiclass Glaucoma Detection and Progression Prediction. IEEE Trans Inf Technol Biomed. 2013:17 269 - 276

    A Elsheikh, P Gunvant, SW Jones, D Pye, DF Garway-Heath In-Vitro experimental assessment of multi-parameter correction factors for Goldmann Tonometry Journal of Glaucoma 2013 Feb;22(2):156-63.

    P Gunvant, A Ablamowicz, S Gollamudi: Predicting the necessity of LASIK enhancement after cataract surgery in patients with multifocal IOL implantation Clinical Ophthalmology 2011:5 1281–1285

    P Gunvant, R Darner: Evaluation of corneal thickness measurements obtained using optical coherence tomography and ultrasound technique and determination of specificity in keratoconus screening Medical Imaging: Image Perception, Observer Performance and Technology Assessment 2011, 7966, 79661 B1-B8

    Y Kim, K Iftekharuddin, P Gunvant, M Tooth, A. Garas, G Hollo, EA Essock Feature-based glaucomatous progression prediction using scanning laser polarimetry data Medical Imaging: Computer Aided Diagnosis 2011, 7963, 79633 T1-T9

    P Gunvant, Y Kim, K Iftekharuddin, EA Essock Identifying glaucoma with multi-fractal features from optical coherence tomography Medical Imaging: Computer Aided Diagnosis 2011, 7963, 79633 S1-S9

    A Elsheikh, D Alhasso, P Gunvant, D Garway-Heath: Multi-parameter correction equation for Goldmann applanation tonometry Optometry and Vision Science, 2011; 88):E102-12.

    P Gunvant, RD Newcomb, EM Kirstein, VE Malinovsky, RJ Maddona, RE Meetz: Measuring accurate IOPs: Does correction factor help or hurt? Clinical Ophthalmology 2010:4: 611–616

    Kowing D, Messer D, Slagle S, Wasik A; V-POAG Study Group: Programs to optimize adherence in glaucoma Optometry. 2010; 81(7):339-50.

    Y Kim, K Iftekharuddin, P Gunvant, M Tooth, G Hollo, EA Essock: Efficacy of Fractal analysis in identifying glaucomatous damage. Progress in Biomedical optic and Imaging Medical Imaging 2010, 76271 G1-10 ISBN 978-0.08194-8028-6.

    P Gunvant, Y Zheng, EA Essock, RS Parikh, S Prabakaran, JG Babu, G Chandrashekar, R Thomas: Comparison of shape-based analysis of retinal nerve fiber layer data obtained from OCT and GDx-VCC Journal of Glaucoma, 2009: 18(6):464-471.

    P Gunvant, L Porsia, RJ Watkins, H Bayliss-Brown, DC Broadway: Relationships between central corneal thickness and optic disc topography in eyes with glaucoma, suspicion of glaucoma or ocular hypertension Clinical Ophthalmology 2008; 2: 591-599

    P Gunvant, Y Zheng, M Tooth, G Hollo: Atypical retardation pattern: Can performance of classification be improved? Optometry and Vision Science, 2008; 85: 482-488.

    P Gunvant, Y Zheng, EA Essock, RS Parikh, S Prabakaran, JG Babu, AU Kumar, G Chandrashekar, R Thomas: Application of shape-based analysis methods to OCT retinal nerve fiber layer data in glaucoma Journal of Glaucoma, 2007; 16: 543-548

    P Gunvant, CW Lievens, JM Newman III, MD Gerstner, FW Chang, CL Haine: Evaluation of some factors affecting the agreement between the Proview Eye Pressure Monitor and the Goldmann applanation tonometer measurements Clinical and Experimental Optometry 2007; 90: 290-295.

    EA Essock, P Gunvant, Y Zheng, DF Garway-Heath, A Kotecha, A Spratt: Predicting visual field loss in ocular hypertensive patients using Wavelet-Fourier Analysis of GDx scanning laser polarimetry Optometry and Vision Science, 2007; 84: 380-387.

    CW Lievens, P Gunvant, J Newmann, M Gerstner, C Simpson: Effect of Proview self-tonometry on pharmaceutical compliance Clinical and Experimental Optometry, 2006, 89, 381-385.

    P Gunvant, M Baskaran, L Vijaya, BC Hansen, IS Joseph, RJ Watkins, DC Broadway, DJ O’Leary: Comparison of pulsatile ocular blood flow in Indians and Europeans Eye, 2005, 19, 1163-1168.

    P Gunvant, DJ O’Leary, M Baskaran, DC Broadway, RJ Watkins, L Vijaya: Evaluation of tonometric correction factors. Journal of Glaucoma, 2005; 14: 337-343.

    EA Essock, Y Zheng, P Gunvant: Analysis of GDx-VCC polarimetry data by Wavelet-Fourier Analysis (WFA) across glaucoma stage. Invest Ophthal and Vis. Sci. 2005; 46: 2838-2847.

    P Gunvant, Y Zheng, E Essock, P Chen, D Greenfield, H Bagga, M Bohem: Predicting subsequent visual field loss in glaucoma subjects with disc hemorrhage using RNFL polarimetry. Journal of Glaucoma, 2005; 14: 20-25.

    P Gunvant, RJ Watkins, DC Broadway, DJ O’Leary: Repeatability and effects of sequential measurements with POBF Tonograph Optometry and Vision Science, 2004; 81: 794-799.

    P Gunvant, M Baskaran, L Vijaya, IS Joseph, RJ Watkins, M Nallaputla, DC Broadway, DJ O’Leary: Effect of corneal parameters on measurements using the Pulsatile Ocular Blood Flow Tonograph and Goldmann applanation tonometer. British Journal of Ophthalmology, 2004; 88: 518-522.

    EP Osuobeni, C Hegarty, P Gunvant: The effect of corneal thickness on the estimate of anterior chamber depth, Clinical and Experimental Optometry, 2003: 86: 371-375.

    P Gunvant, DC Broadway, RJ Watkins: Repeatability and reproducibility of the BVI ultrasonic pachymeter, Eye, 2003: 17:825-828.

    RJ Watkins, L Panchaal, J Uddin, P Gunvant: Vertical cup-to-disc ratio - Agreement between direct ophthalmoscopic estimation, fundus biomicroscopic estimation and scanning laser ophthalmoscopic measurement. Optometry and Vision Science, 2003: 80: 454-459.

    J Biswas, R Raghavendran, G Pinakin, D Arjundas: Presumed Eales' disease with neurological involvement Report of three Cases: Retina, 2001: 21:141-145.

    NonPUBMED Journals

    Suarez-Berumen K, Davey PG (2014) Macular Pigments Optical Density: A Review of Techniques of Measurements and Factors Influencing their Levels. JSM Ophthalmol 2(3): 1022.

    PG Davey: The Impact of Imaging Devices on Glaucoma Management Review of Optometry Vol 150 July 15 2013: 52-61

    P Gunvant: Considerations in IOP measurement Review of Optometry, Vol 148, July 15th 2011: 61-69

    P Gunvant, B Jennings, D Vyas: An early look at AREDS 2 Vol 148, April 15th 2011: 59-64

    D Vyas & P Gunvant: Nutritional therapeutics for the eye Review of Optometry, Vol.146, October 15th 2009: 29-34

    D Vyas & P Gunvant: Nutritional therapeutics for the eye Review of Optometry Vol.146 (10) October 15th 2009: 29-34

    P Gunvant & FW Chang Diabetes: 10th Annual Diabetes Report Diabetes: New Agents, New Technologies and New Approaches Review of Optometry Vol.145 (9)September 15th 2008: 64-77

    SB Steinman & P Gunvant: Electrophysiological Testing of the Eye II: Optometry Today September 2008 Vol 34(3): 119-122 ISSN 0048-203X

    SB Steinman, E Hocking & P Gunvant: Electrophysiological Testing of the Eye I : Optometry Today Septermber 2008 Vol 34(3): 99-102 ISSN 0048-203X

    E Hocking & P Gunvant: Computer Vision Syndrome Optometry Today Vol 34 (1) March 2008: 34-36 ISSN 0048-203X

    J Biswas, P Gunvant, MP Shanmugam, L Gopal: Solitary astrocytoma mimicking retinoblastoma Insight Vol. XVII, No. 2 (1999)

    P Gunvant, I Joseph: Comparison of visual acuity and contrast sensitivity with glasses and various water content hydrogel contact lenses Indian Contact lens Journal. 20:3-6 (July 1999)

    P Gunvant: Vitamin-A deficiency and nutritional blindness The Indian Optician, 22-25 (March-April 1999)

    Books and Book Chapters

    PG DaveyEditor “Ophthalmology clinical update” ISBN 980-953-307-1131-2; Intech Publishers Published September 2014.

    PG DaveyFabrys disease: Ocular manifestations and Visual symptoms, Book Chapter PG Davey Editor “Ophthalmology clinical update” ISBN 980-953-307-1131-2; Intech publishers DOI: 10.5772/58677.

    PG Davey Imaging Devices and Glaucoma Management Book Chapter PG Davey Editor “Ophthalmology clinical update” ISBN 980-953-307-1131-2; Intech Publishers DOI: 10.5772/58568.

  • Narrative

    Dr. Pinakin Davey, is a tenured Professor and Director of Research at Western University of Health Sciences, College of Optometry. He received his Bachelor of Science in Optometry from the Elite School of Optometry, India (1999). He received his Ph.D. from Anglia Ruskin University in Cambridge, England, in the area corneal measurements and its influence on glaucoma (2003). His post-doctoral research fellowship was on improving imaging techniques in glaucoma at the University of Louisville (2003-2006). He graduated with his Doctor of Optometry from Southern College of Optometry (2010). He is a fellow of the American Academy of Optometry and member of Optometric Glaucoma Society Dr. Davey’s primary research interests are in the area of glaucoma and ocular physiology, particularly improving diagnostic abilities and clinical management of patients.

    Dr. Davey has authored over 50 journal publications and book chapters, and has given over 200 conference and invited presentations both nationally and internationally. Dr. Davey is a reviewer for over 15 journals in the fields of ophthalmology, optometry and biomedical sciences.