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Photo: Steve R Hollingsworth

Steve R Hollingsworth- BS, DVM
Associate Professor of Clinical
Surgical & Radiological Sciences

227C Vet Med II
Davis, CA 95616

+1 530 754 7414


Research Focus


Specialty Focus



1976 BS Zoology, Purdue University, West Lafayette, Indiana
1980 DVM Veterinary Medicine, Purdue University, West Lafayette, Indiana
1992 Residency Veterinary Ophthalmology, University of California, School of Veterinary Medicine, Davis, CA

Honors and Awards

2011 Distinguished Faculty Teaching Award
2010 Commencement speaker, Class of 2010
2008 School of Veterinary Medicine, Class of 2009, Favorite Teacher Award
2006 Named Robert M. Cello Distinguished Lecturer at the 19th Annual Fall Symposium of Recent Advances in Clinical Veterinary Medicine


Diplomate American College of Veterinary Ophthalmologists

Active Research Grants

Principal Investigator, Equine ocular toxicity/safety, (Principal Investigator), Center for Equine Health (CEH)

Most Recent 10 Publications

  • Link Icon 2014 Molter CM, Hollingsworth SR, Kass PH, Chinnadurai SK, Wack RF Intraocular pressure in captive American flamingos (Phoenicopterus ruber) as measured by rebound tonometry J Zoo Wildl Med,
  • Link Icon 2013 Ferreira TH, Brosnan RJ, Shilo-Benjamini Y, Moore SB, Hollingsworth SR Effects of ketamine, propofol, or thiopental administration on intraocular pressure and qualities of induction of and recovery from anesthesia in horses Am J Vet Res,
  • Link Icon 2013 Hausmann JC, Hollingsworth SR, Hawkins MG, Kass PH, Maggs DJ Distribution and outcome of ocular lesions in snakes examined at a veterinary teaching hospital: 67 cases (1985-2010) J Am Vet Med Assoc,
  • Link Icon 2013 Groth AD, Hollingsworth SR, Ofri R, Kass PH, Reed Z, Murphy CJ Clinical comparison of the Welch Allyn SureSightâ„¢ handheld autorefractor vs. streak retinoscopy in dogs Vet Ophthalmol,
  • Link Icon 2013 Reed Z, Thomasy SM, Good KL, Maggs DJ, Magdesian KG, Pusterla N, Hollingsworth SR Equine keratomycoses in California from 1987 to 2010 (47 cases) Eq Vet J,
  • Link Icon 2013 Epstein SE, Hollingsworth SR Ivermectin-induced blindness treated with intravenous intralipid in a dog J Vet Emerg Crit Care,
  • Link Icon 2012 Ofri R, Hollingsworth SR, Groth A, Motta MJ, Doval JH, Kass PH, Murphy CJ Effect of optical defocus on performance of dogs involved in field trial competition Am J Vet Res,
  • Link Icon 2012 Finno CJ, Aleman M, Ofri R, Hollingsworth SR, Madigan JE, Winfield L, Bannasch DL. Electrophysiological studies in American Quarter horses with neuroaxonal dystrophy Vet Ophthalmol,
  • Link Icon 2011 Cannon MS, Paglia D, Zwingenberger AL, Boroffka SA, Hollingsworth SR, Wisner ER Clinical and diagnostic imaging findings in dogs with zygomatic sialadenitis: 11 cases (1990-2009) J Am Vet Med Assoc,
  • Link Icon 2011 Finno CJ, Higgins RJ, Aleman M, Ofri R, Hollingsworth SR, Bannasch DL, Reilly CM, Madigan JE Equine degenerative myeloencephalopathy in Lusitano horses J Vet Intern Med,

Most Recent 5 Book Chapters

2014 Hollingsworth SR, Holmberg BJ: Ocular disease in the intensive care unit, Silverstein D, Hopper K, (ed), Small Animal Critical Care Medicine, 2nd ed, St. Louis. 815-820.

2014 Outerbridge CA, Hollingsworth SR: Diseases of the eyelid and periocular skin , Bonagura JD, Twedt DC, (ed), Kirk's Current Veterinary Therapy XV, St. Louis. .

2011 Hollingsworth SR: Pupil abnormalities, 944-5, Cote E, (ed), Veterinary Clinical Advisor: Dogs and Cats, 2nd ed., St. Louis, MO. .

2011 Hollingsworth SR: Iris abnormalities, 624-5, Cote E, (ed), Veterinary Clinical Advisor: Dogs and Cats, 2nd ed., St. Louis, MO. .

2011 Hollingsworth SR: Dacryocystitis , Cote E, (ed), Veterinary Clinical Advisor: Dogs and Cats, 2nd ed, St. Louis, MO. .