Diego Gomez

Diego Gomez head shot

Assistant Professor

DVM. MSc. MVSc. PhD. Dip. ACVIM.
 Office: CS 2161



PhD pathobiology (Veterinary Infectious Diseases. Ontario Veterinary College, University of Guelph, ON, Canada (2017)

Diplomate of the American College of Veterinary Internal Medicine (2014) 

Large Animal Internal Medicine Residency. Atlantic Veterinary College, University of Prince Edward Island, PE, Canada (2014)

Master of Veterinary Science. Atlantic Veterinary College, University of Prince Edward Island, PE, Canada (2014)

Large Animal Internal Medicine and Surgery Internship. Ontario Veterinary College, University of Guelph, Guelph, ON, Canada (2011)

Master of Science (Cum laude). Facultad de Medicina, Universidad Nacional de Colombia (2011)

Veterinary Medicine. Facultad de Medicina, Universidad Nacional de Colombia (2006)

Research Interests

Colitis in Horses

Neonatal Calf Diarrhea

Acid-Base Disorders and Fluid Therapy in Critically ill Patients

Microbiota assesment in mammals

Current Graduate Students

  • Rosalie Fortin-Trahan - DVSc
  • Cosette Ayoub - MSc
  • Emma Jessop - CWMSc


Food Animal Medicine

Equine Medicine 

Professional Experience & Honours

2020 to present - Assistant Professor, Ontario Veterinary College, University of Guelph.

2017 to 2019 - Clinical Assistant Professor, Department of Large Animal Clinical Sciences, College of Veterinary Medicine, University of Florida.

2014 to 2017 - Staff Veterinarian &Infectious Diseases Officer of the Ontario Veterinary College, University of Guelph.


Selected Publications

  • *Hobbs KJ, DeNotta SL, Gallastegui A, Elane G, Rivero LA, Adkins P, Gomez DE. Obstipation in pet pigs: 24 cases. Can Vet J. 2021. Accepted.
  • *Zakia LS, Gomez DE, Kenney DG, Arroyo LG. Sabulus cystitis: 13 cases (2013-2020). Can Vet J. 2021. Accepted.
  • Compo N, Mieles-Rodriguez M, Gomez DE. Fecal bacterial microbiota of healthy semi-wild, healthy corralled, and chronic diarrheic corralled rhesus macaques (Macaca mulatta). Comp Med. 2021. Accepted
  • *Martin de Bustamante M, Plummer C, MacNicol J, Gomez D. Impact of Ambient Temperature Sample Storage on the Equine Fecal Microbiota. Animals 2021. Accepted.
  • *Martin de Bustamante M, Gomez, D, MacNicol J, Hamor, R, Plummer C. The Fecal Bacterial Microbiota in Horses with Equine Recurrent Uveitis. Animals 2021. Accepted.
  • Gomez DE, Arroyo LG, Lillie B, Weese JS. Nasal bacterial microbiota during an equine herpes virus 1 outbreak at a farm in Southern Ontario. Can J Vet Res. 2021;85(1):3-11.
  • Arroyo LG, Moore A, Bedford S, Gomez DE, et al. Potomac horse fever in Ontario: clinical, geographic and diagnostic aspects. Can Vet J. 2020. Accepted.
  • Jaramillo C, Arias MP, Mosqueda D, Darbi S, Renaud D, Gomez DE. Selected hematological, Biochemical and Acid-Base Variables of Paso Fino Horses Living at Different Altitudes. Tropical Animal Health and Production. 2020:17;53(1):8. doi:10.1007/s11250-020-02449-6
  • Gomez DE, Bedford S, Darby S, Palmisano M, MacKay RJ, Renaud D. Acid-base disorders in sick goats and their association with mortality: a simplified strong ion difference approach. J Vet Int Med. 2020.  doi: 10.1111/jvim.15956
  • Darby S, Porter E, Beatty S, Dark M, Smith A, Toribio RE, Gomez DEPrimary hyperparathyroidism in a quarter horse mare associated with a chief cell adenoma. J Eq Vet Sci. 2020; 95:103302.
  • Gomez DE, Buczinski S, Darby S, Palmisano M, Beatty SS, Mackay RJ. Agreement of two electrolyte analyzers for identifying electrolyte and acid-base disorders in sick horses. J Vet Intern Med. 2020. doi: 10.1111/jvim.15889
  • Darby S, Gomez DE, Hobbs K, Carrera-Justiz S, Vilaplana Grosso F, MacKay R. Presumptive fibrocartilaginous embolic myelopathy in a pot-bellied pig. Can Vet J. 2020. Accepted.
  • Arroyo LG, Rossi L, Santos BP, Gomez DE, Surette MG, Costa MC. Luminal and mucosal microbiota of the cecum and large colon of healthy and diarrheic horses. Animals (Basel). 2020;10(8):E1403. doi: 10.3390/ani10081403
  • Tal M, Weese JS, Gomez DEHesta M, Steiner JM, Verbrugghe A. Bacterial fecal microbiota is only minimally affected by a standardized weight loss plan in obese cats. BMC Vet Res. 2020;16(1):112. doi: 10.1186/s12917-020-02318-2
  • Salcedo R, Gomez DE, Krueger E, Koenig J. Incarceration of the small intestine through a rent in the ileocecal fold in a horse. Can Vet J. 2019;60(5):477-479. PMC6463438
  • Gomez DE, Desrochers A, Francoz D, Nichols S, Babkine M, Fecteau G. Pharyngeal trauma in dairy cattle: 27 cases. J Vet Intern Med. 2018;33(4):1833-1839.doi: 10.1111/jvim.15510
  • Gomez DE, JC Rodriguez-Lecompte, J Lofstedt, LG Arroyo, JT McClure. Detection of endotoxin in plasma of hospitalized diarrheic calves. J Vet Emerg Crit Care. 2019;29(2):166-172. doi: 10.1111/vec.12815
  • Arroyo LG, Sears W, Gomez DE. Plasma transfusions in horses with typhlocolitis/colitis. Can Vet J. 2019;60(2):193-196. PMC6340250 
  • Gomez DE, Galvão KN, Rodriguez-Lecompte JC, Costa MC. The Cattle Microbiota and the Immune System: An Evolving Field. Vet Clin North Am Food Anim Pract. 2019 Nov;35(3):485-505. 10.1016/j.cvfa.2019.08.002

Search PubMed for additional publications by Dr. Gomez.