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Minimal changes in blood cell counts and biochemical values associated with prolonged isoflurane anesthesia of horses.

Abstract: The potential toxicity to horses of 7.33 +/- 0.87 SD minimal alveolar concentration hours of isoflurane anesthesia was evaluated by sequential determination of blood cell counts, electrolyte concentrations, and certain blood chemical values. Minimal or no serious toxicosis was observed for up to 7 days after anesthesia was terminated.
Publication Date: 1979-11-01 PubMed ID: 525885
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  • Comparative Study
  • Journal Article

Summary

This research summary has been generated with artificial intelligence and may contain errors and omissions. Refer to the original study to confirm details provided. Submit correction.

This research studied the potential toxicity in horses due to long-term administration of isoflurane anesthesia, finding minimal or no significant toxicity for up to seven days after halting anesthesia, based on specific blood cell counts, electrolyte concentrations, and blood chemical values.

Study on Prolonged Isoflurane Anesthesia in Horses

The aim of this research was to examine the potential harm of isoflurane, a commonly used anesthetic, in horses when administered over extended periods. Researchers scrutinized any alterations in the count of different blood cells, concentrations of electrolytes (salts and minerals that are important for several bodily processes), and certain other blood chemical values, which can offer essential indications about the overall health of the animal.

  • The concentration of isoflurane used in this study was 7.33 +/- 0.87 SD minimal alveolar concentration hours. Minimal alveolar concentration (MAC) is a standard measure used in anesthesia to denote the potency of anesthetic agents. The figure presented tells us about the concentration and duration of isoflurane exposure during the study.

Minimal or No Serious Toxicity Found

One of the key findings of the research was that minimal to no serious toxicosis was observed in the horses for up to seven days following the termination of anesthesia. This suggests that prolonged exposure to isoflurane anesthesia within the measured boundaries does not lead to significant health complications in horses.

  • This research is important because it supports the safety of using isoflurane for extended periods during veterinary surgical procedures. The healthcare of animals during and post-surgery is crucial and this data will aid veterinarians in providing good care.

Conclusion

In conclusion, the study has generated much-needed evidence about the long-term administration of isoflurane in horses, presenting its safety within prescribed limits over an extended period. It has offered important insights into the impact of isoflurane anesthesia on blood cell counts, electrolyte concentrations, and particular blood chemical values, all of which are essential parameters for monitoring the horses’ health statuses.

Cite This Article

APA
Steffey EP, Zinkl J, Howland D. (1979). Minimal changes in blood cell counts and biochemical values associated with prolonged isoflurane anesthesia of horses. Am J Vet Res, 40(11), 1646-1648.

Publication

ISSN: 0002-9645
NlmUniqueID: 0375011
Country: United States
Language: English
Volume: 40
Issue: 11
Pages: 1646-1648

Researcher Affiliations

Steffey, E P
    Zinkl, J
      Howland, D

        MeSH Terms

        • Anesthesia, Inhalation / veterinary
        • Animals
        • Blood Cell Count
        • Carbon Dioxide / blood
        • Female
        • Horses / blood
        • Isoflurane
        • Male
        • Methyl Ethers
        • Oxygen / blood
        • Phosphates / blood

        Citations

        This article has been cited 4 times.
        1. Song Y, Day CM, Afinjuomo F, Tan JE, Page SW, Garg S. Advanced Strategies of Drug Delivery via Oral, Topical, and Parenteral Administration Routes: Where Do Equine Medications Stand?. Pharmaceutics 2023 Jan 4;15(1).
          doi: 10.3390/pharmaceutics15010186pubmed: 36678815google scholar: lookup
        2. Williams WR, Johnston MS, Higgins S, Izzo AA, Kendall LV. Blood profiles in unanesthetized and anesthetized guinea pigs (Cavia porcellus).. Lab Anim (NY) 2016 Jan;45(1):35-41.
          doi: 10.1038/laban.911pubmed: 26684957google scholar: lookup
        3. Nóbrega Neto PI, Luna SP, Queiroz-Williams P, Mama KR, Steffey EP, Carregaro AB. Cardiorespiratory and antinociceptive effects of two different doses of lidocaine administered to horses during a constant intravenous infusion of xylazine and ketamine.. BMC Vet Res 2013 Oct 9;9:199.
          doi: 10.1186/1746-6148-9-199pubmed: 24103634google scholar: lookup
        4. Tigwell DA, Sauter J. On the use of isofluorane as an anaesthetic for visual neurophysiology.. Exp Brain Res 1992;88(1):224-8.
          doi: 10.1007/BF02259146pubmed: 1541359google scholar: lookup