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Uroperitoneum in the foal.

Abstract: The case records of 22 foals with uroperitoneum were reviewed. The most common cause was a defect in the urinary bladder. A sex predilection for males was apparent. Clinical signs were tachycardia, tachypnea, and abdominal distention. The history pertaining to micturition was variable. Hyponatremia, hypochloremia, and hyperkalemia were marked. A reliable means of diagnosis was considered to be the demonstration of a wide disparity in serum and peritoneal fluid creatinine values. Surgical repair was successful in 11 of 18 cases, although surgical and anesthetic complications were common. Some of the defects were believed to be congenital.
Publication Date: 1983-02-01 PubMed ID: 6681809
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  • Journal Article

Summary

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This research article focuses on the examination of 22 foal cases with uroperitoneum. The study found that urinary bladder defects were the most common cause and male foals were more susceptible. Clinical symptoms included rapid heartbeat and breathing, and abdominal swelling. Blood and fluid tests along with surgical investigations were used to successfully diagnose and repair the defects in a majority of reviewed cases.

Overview of the Study

  • This research involves an in-depth review of 22 cases of uroperitoneum in foals. Uroperitoneum is a medical condition where urine collects in the peritoneal cavity, often due to injury or defects in the urinary tract.

Findings

  • Urinary bladder defects were identified as the most common cause of uroperitoneum, with some suspected to be congenital in nature.
  • There was a clear predilection towards male foals suffering from this condition, but the study does not provide a clear explanation for this phenomenon.
  • Clinical signs that were frequently observed in foals with this condition were tachycardia (accelerated heart rate), tachypnea (rapid breathing), and abdominal distention (swelling in the abdomen).
  • Hyponatremia (low sodium levels in the blood), hypochloremia (low chloride levels in the blood), and hyperkalemia (high potassium levels in the blood) were commonly found in these foals.

Diagnostic Approach and Treatment

  • The primary method of diagnosing this condition was through a comparison of serum and peritoneal fluid creatinine levels. A significant discrepancy between the two values is indicative of a urinary tract defect leading to uroperitoneum.
  • Surgical treatment proved to be successful in 11 out of 18 cases where it was attempted. However, it was also noted that surgical and anesthetic complications were a common occurrence during these procedures.

Cite This Article

APA
Richardson DW, Kohn CW. (1983). Uroperitoneum in the foal. J Am Vet Med Assoc, 182(3), 267-271.

Publication

ISSN: 0003-1488
NlmUniqueID: 7503067
Country: United States
Language: English
Volume: 182
Issue: 3
Pages: 267-271

Researcher Affiliations

Richardson, D W
    Kohn, C W

      MeSH Terms

      • Animals
      • Ascitic Fluid / analysis
      • Creatinine / analysis
      • Diagnosis, Differential
      • Female
      • Horse Diseases / diagnosis
      • Horse Diseases / etiology
      • Horses
      • Male
      • Peritoneal Diseases / diagnosis
      • Peritoneal Diseases / etiology
      • Peritoneal Diseases / veterinary
      • Rupture, Spontaneous / veterinary
      • Urachus
      • Urinary Bladder Diseases / veterinary
      • Urine

      Citations

      This article has been cited 8 times.
      1. Marolf V, Mirra A, Fouché N, Navas de Solis C. Advanced Atrio-Ventricular Blocks in a Foal Undergoing Surgical Bladder Repair: First Step to Cardiac Arrest?. Front Vet Sci 2018;5:96.
        doi: 10.3389/fvets.2018.00096pubmed: 29951488google scholar: lookup
      2. Sprayberry KA. Ultrasonographic Examination of the Equine Neonate: Thorax and Abdomen. Vet Clin North Am Equine Pract 2015 Dec;31(3):515-43.
        doi: 10.1016/j.cveq.2015.09.004pubmed: 26612746google scholar: lookup
      3. Lores M, Lofstedt J, Martinson S, Riley CB. Septic peritonitis and uroperitoneum secondary to subclinical omphalitis and concurrent necrotizing cystitis in a colt. Can Vet J 2011 Aug;52(8):888-92.
        pubmed: 22294797
      4. Butters A. Medical and surgical management of uroperitoneum in a foal. Can Vet J 2008 Apr;49(4):401-3.
        pubmed: 18481552
      5. Genetzky RM, Hagemoser WA. Physical and clinical pathological findings associated with experimentally induced rupture of the equine urinary bladder. Can Vet J 1985 Dec;26(12):391-5.
        pubmed: 17422601
      6. Saitua A, Sanchez de Medina A, Bulnes F, Buzon A, Miraz R, Argüelles D, Diez de Castro E. Urogenital surgery in foals. Front Vet Sci 2025;12:1520491.
        doi: 10.3389/fvets.2025.1520491pubmed: 40586037google scholar: lookup
      7. Bernick A, Demattio LS, Wehrend A. Ultrasound findings in 34 newborn foals with uroperitoneum. Vet Med Sci 2024 Jul;10(4):e1545.
        doi: 10.1002/vms3.1545pubmed: 39001601google scholar: lookup
      8. Montano C, Forni G, Lanci A, Mariella J, Prete CD, de Chiara M, Pasolini MP, Rinnovati R. Management of uroperitoneum through combination of conservative and surgical treatments in two colts. Open Vet J 2023 Nov;13(11):1471-1477.
        doi: 10.5455/OVJ.2023.v13.i11.11pubmed: 38107226google scholar: lookup