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Journal of the American Veterinary Medical Association2005; 227(5); 775-777; doi: 10.2460/javma.2005.227.775

Gastric ulcer development in horses in a simulated show or training environment.

Abstract: To determine whether conditions representing activities that are typical in the recreational use of horses, including transport to and from show grounds, stall confinement in unfamiliar surroundings, and light exercise, are associated with increased incidence of gastric ulcers in horses. Methods: Randomized controlled study. Methods: 20 client-owned horses. Methods: Horses had no gastric ulcers as determined by endoscopic examination on study day -1. Ten control horses were maintained on-site with no changes in management variables. Ten horses were transported via trailer for 4 hours on day 0 to another site, placed in individual stalls, fed twice daily, and exercised twice daily for 3 days. On day 4, they were transported back to the original site via trailer for 4 hours. On day 5, endoscopic examinations were performed on all horses to assess gastric mucosa status. Results: Horses that were transported and housed off-site had a significantly higher incidence of hyperkeratosis and reddening of the gastric mucosa than control horses. Two control horses and 7 transported horses developed gastric ulcers by day 5. Ulcer scores of transported horses increased significantly from day -1, whereas ulcer scores in control horses did not change significantly from day -1. Conclusions: Activities that are typical in recreational use of horses were ulcerogenic, and ulcers in the gastric squamous mucosa can develop under these conditions within 6 days.
Publication Date: 2005-09-24 PubMed ID: 16178400DOI: 10.2460/javma.2005.227.775Google Scholar: Lookup
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  • Clinical Trial
  • Journal Article
  • Randomized Controlled Trial
  • Research Support
  • Non-U.S. Gov't

Summary

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This research investigated how transporting horses, putting them in unfamiliar surroundings, and giving them light exercise often related to recreational activities could increase the development of gastric ulcers. It concluded that such actions tend to cause gastric ulcers, which can develop under these conditions within six days.

Methodology

  • The research involved a randomized controlled study of 20 client-owned horses which didn’t have gastric ulcers at the start of the study.
  • These horses were divided into two groups: a control group of 10 horses which stayed on-site with no changes in their management, and another group of 10 horses which were transported to a different site.
  • The transported group was subjected to a four-hour transport on day 0, placed in individual stalls, fed twice daily, and exercised twice daily over a three-day period.
  • On the fourth day, this group was transported back to their original site, and on day 5, all the horses were endoscopically examined to assess their gastric mucosa status.

Results

  • The horses that were transported and exposed to unfamiliar conditions showed a significantly higher rate of hyperkeratosis and reddening of the gastric mucosa when compared to the control group.
  • While only two control horses developed gastric ulcers by the fifth day, seven of the transported horses developed ulcers during this period.
  • The ulcer scores of the transported horses significantly increased over the days, whereas there wasn’t much change observed in the scores of the control horses.

Conclusions

  • The study ultimately concluded that typical activities associated with the recreational use of horses can induce the development of gastric ulcers.
  • It was further observed that these ulcers can develop within six days under such conditions.

Cite This Article

APA
McClure SR, Carithers DS, Gross SJ, Murray MJ. (2005). Gastric ulcer development in horses in a simulated show or training environment. J Am Vet Med Assoc, 227(5), 775-777. https://doi.org/10.2460/javma.2005.227.775

Publication

ISSN: 0003-1488
NlmUniqueID: 7503067
Country: United States
Language: English
Volume: 227
Issue: 5
Pages: 775-777

Researcher Affiliations

McClure, Scott R
  • Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Iowa State University, Ames, IA 50011, USA.
Carithers, Douglas S
    Gross, Sheila J
      Murray, Michael J

        MeSH Terms

        • Animals
        • Female
        • Gastric Mucosa / pathology
        • Horse Diseases / epidemiology
        • Horse Diseases / etiology
        • Horse Diseases / pathology
        • Horses
        • Housing, Animal
        • Incidence
        • Male
        • Stomach Ulcer / epidemiology
        • Stomach Ulcer / etiology
        • Stomach Ulcer / pathology
        • Stomach Ulcer / veterinary
        • Stress, Physiological / complications
        • Stress, Physiological / veterinary
        • Transportation

        Citations

        This article has been cited 11 times.
        1. Shan R, Steel CM, Sykes B. The Impact of Two Recommended Withholding Periods for Omeprazole and the Use of a Nutraceutical Supplement on Recurrence of Equine Gastric Ulcer Syndrome in Thoroughbred Racehorses. Animals (Basel) 2023 May 31;13(11).
          doi: 10.3390/ani13111823pubmed: 37889700google scholar: lookup
        2. Albanese V, Munsterman A, Klohnen A. Prevalence of Gastric Ulceration in Horses with Enterolithiasis Compared with Horses with Simple Large Intestinal Obstruction. Vet Sci 2022 Oct 25;9(11).
          doi: 10.3390/vetsci9110587pubmed: 36356064google scholar: lookup
        3. Hwang H, Dong HJ, Han J, Cho S, Kim Y, Lee I. Prevalence and treatment of gastric ulcers in Thoroughbred racehorses of Korea. J Vet Sci 2022 Mar;23(2):e19.
          doi: 10.4142/jvs.21247pubmed: 35187877google scholar: lookup
        4. Hewetson M, Tallon R. Equine Squamous Gastric Disease: Prevalence, Impact and Management. Vet Med (Auckl) 2021;12:381-399.
          doi: 10.2147/VMRR.S235258pubmed: 35004264google scholar: lookup
        5. Conner AL, Davis AJ, Porr CA. Effects of a dietary supplement on gastric ulcer number and severity in exercising horses. Transl Anim Sci 2018 Apr;2(2):119-124.
          doi: 10.1093/tas/txy005pubmed: 32704695google scholar: lookup
        6. Padalino B, Davis GL, Raidal SL. Effects of transportation on gastric pH and gastric ulceration in mares. J Vet Intern Med 2020 Mar;34(2):922-932.
          doi: 10.1111/jvim.15698pubmed: 32009244google scholar: lookup
        7. Sykes BW, Bowen M, Habershon-Butcher JL, Green M, Hallowell GD. Management factors and clinical implications of glandular and squamous gastric disease in horses. J Vet Intern Med 2019 Jan;33(1):233-240.
          doi: 10.1111/jvim.15350pubmed: 30499188google scholar: lookup
        8. Williams ZJ, Bertels M, Valberg SJ. Muscle glycogen concentrations and response to diet and exercise regimes in Warmblood horses with type 2 Polysaccharide Storage Myopathy. PLoS One 2018;13(9):e0203467.
          doi: 10.1371/journal.pone.0203467pubmed: 30183782google scholar: lookup
        9. Shephard RJ. Peptic Ulcer and Exercise. Sports Med 2017 Jan;47(1):33-40.
          doi: 10.1007/s40279-016-0563-4pubmed: 27282926google scholar: lookup
        10. Sykes BW, Sykes KM, Hallowell GD. Administration of trimethoprim-sulphadimidine does not improve healing of glandular gastric ulceration in horses receiving omeprazole: a randomised, blinded, clinical study. BMC Vet Res 2014 Aug 23;10:180.
          doi: 10.1186/s12917-014-0180-0pubmed: 25927827google scholar: lookup
        11. Walker WT, Callan RJ, Hill AE, Tisher KB. Effects of oral powder electrolyte administration on packed cell volume, plasma chemistry parameters, and incidence of colic in horses participating in a 6-day 162-km trail ride. Can Vet J 2014 Aug;55(8):765-71.
          pubmed: 25082992