People

Georgina Newbold

DVM, DACVO

Associate Professor - Clinical

Contact

newbold.16@osu.edu Veterinary Medical Center
601 Vernon Tharp Street
Columbus, OH 43210
Map Link

Department

Veterinary Clinical Sciences

Professional Training and Experience

  • DVM, University of California, Davis 2014
  • Internship, Small Animal Medicine and Surgery, University of Tennessee, 2014 - 2015
  • Residency, Comparative Ophthalmology, University of Tennessee, 2015 - 2018
  • Associate Professor, Comparative Ophthalmology, The Ohio State University, 2018 - present

Research and Clinical Interests

  • Cataracts and Surgery of the Lens
  • Corneal Disease
  • Feline Ophthalmology

Publications

Peer-Reviewed Publications

  1. Plotsker N, Taylor R, Coffin HR, Beatty A, Newbold GM, Knickelbein KE. Equine sarcoid arising from the medial caruncle with invasion of the third eyelid in a Quarter Horse gelding. Veterinary Ophthalmology 2025 September 4. DOI: 10.1111/vop.70074
  2. Dacanay-Defebo SA, Wilcox P, Schroer A, Gemensky-Metzler A, Newbold GM. Retrospective Comparison of Diamond Burr Debridement as a Treatment for Spontaneous Chronic Corneal Epithelial Defects, Corneal Endothelial Degeneration-Related Non-Healing Ulcers and Other Concurrent Ocular Disease-Related Non-Healing Ulcers in Dogs. Veterinary Ophthalmology 2025 May 29: doi.10.1111/vop70037.
  3. BJ Hartrum, TR Webb, GM Newbold, AJ Gemensky-Metzler, SC Kennedy, BA Carson. Ocular Examination Findings Before and After Total Ear Ablation and Bulla Osteotomy in Cats and Dogs. Journal of the American Veterinary Medical Association. 2025 Jan 10:1-8. doi:10.2460/javma.24.08.0533.
  4. Beatty AR, Flint M, Flint J, Diaz-Campos D, van Balen J, Gemensky-Metzler AJ, Newbold GM. Assessment of Ophthalmic Diagnostic Paramaters, Conjunctival Flora, and Pharmacologic Dilation of a Large Population of Juvenile American Alligators (Alligator mississippiensis). Journal of Zoo and Wildlife Medicine. 2024 Dec 55(4): 868-877.
  5. Beatty A, Gemensky-Metzler A, Newbold GM, Andrea C. Aplasca AC, Seeley KE. Case Report: Management and long-term ophthalmic sequelae of monogenean ocular infestation in cownose rays (Rhinoptera bonasus). Frontiers in Veterinary Science, 19 June 2024. Sec. Zoological Medicine Volume 11.
  6. Foster TM, Newbold GM, Miller EJ, Jeong YJ, Premanadan C, Husbands BD. Periocular fibrosarcoma with lipogranulomatous conjunctivitis in a cat. Veterinary Ophthalmology June 2024 (epub DOI: 10.1111/vop.13249)
  7. Mamo ET, Newbold GM, Moorehead SC. Efficacy of the topical antihistamine olopatadine in dogs with experimentally induced allergic conjunctivitis. Veterinary Ophthalmology November 2023 (epub DOI: 10.1111/vop.13168)
  8. Bendlin A, Gemensky-Metzler AJ, Diaz-Campos D, Newbold GM, Miller EJ, Chandler HL. Evaluation of a commercial NGS service for detection of bacterial and fungal pathogens in infectious ulcerative keratitis. Veterinary Ophthalmology 2023, Nov;26(6):500-513. doi: 10.1111/vop.13069
  9. Violette NP, Newbold GM, Chen C, Miller EJ, Gemensky-Metzler AJ. Effects of gabapentin and trazodone on electroretinograms recorded in normal dogs. American Journal of Veterinary Research 2022; 83(8):ajvr.22.03.0047.
  10. Mayes MA, Casanova MI, Park S, Steele K, Linton L, Kim S, Good KL, Moore BA, Newbold GM, Leonard BC, Li J, Thomasy SM. Canine Endotheliitis: Clinical characteristics, advanced imaging features, and treatment. Veterinary Ophthalmology 2022; 25(1):185-192.
  11. Newbold GM, Premanandan C. An unusual case of eosinophilic uveitis in a cat. Veterinary Ophthalmology 2022; 25(1): 73-77.
  12. Guresh AM, Horvath SJ, Gemensky-Metzler A, Eric Miller EJ, Vedat Yildiz V, Myers JV,  Newbold GM. The effect of central corneal thickness on intraocular pressure values using various tonometers in the dog. Veterinary Ophthalmology 2021;24(1):154–161.
  13. Newbold GM, Chen T, Ward DA, Hendrix DVH. Efficacy of long-term topical flurbiprofen in limiting lens capsular opacities following phacoemulsification in dogs. Veterinary Ophthalmology 2020;23:714–720.
  14. Jinks MR, Miller EJ, Diaz-Campos D, Mollenkopf DF, Newbold GM, Gemensky-Metzler A, Chandler HL. Using minimum inhibitory concentration values of common topical antibiotics to investigate emerging antibiotic resistance: A retrospective study of 134 dogs and 20 horses with ulcerative keratitis. Veterinary Ophthalmology 2020;23(5):806–813.
  15. Newbold GM, Kelch WJ, Chen T, Ward DA, Hendrix DVH. Phacoemulsification outcomes in Boston terriers as compared to non-Boston terriers: a retrospective study (2002-2015). Veterinary Ophthalmology 2018;21(4):353-361.
  16. Pypendop BH, Pascoe PJ, Newbold GM, Shilo-Benjamini Y.  Plasma bupivacaine concentration following orbital injections in cats. Veterinary Anaesthesia and Analgesia 2017; 44:178-182. 
  17.   Newbold GM, Outerbridge CA, Kass PH, Maggs DJ.  Malassezia spp on the periocular skin of dogs and their association with blepharitis, ocular discharge, and the application of ophthalmic medications. Journal of the American Veterinary Medical Association 2014; 244 (11): 1304-08.