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Ovulation timing. Concepts and controversies.

M Goodman1

  • 1Veterinary Referral Center, Frazer, Pennsylvania, USA. Info@vetreferral.com

The Veterinary Clinics of North America. Small Animal Practice
|March 27, 2001
PubMed
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Accurately predicting ovulation in female dogs is now possible. New in-clinic assays for luteinizing hormone (LH) and progesterone allow veterinarians to pinpoint the LH surge, improving canine reproduction outcomes.

Area of Science:

  • Veterinary Medicine
  • Reproductive Endocrinology
  • Canine Reproduction

Background:

  • The luteinizing hormone (LH) surge is critical for initiating ovulation in the estrous cycle of female dogs.
  • Historically, accurately identifying the LH surge in clinical practice has been challenging.
  • Previous methods relied on less precise techniques like vaginal cytology and physical observation.

Purpose of the Study:

  • To evaluate the utility of new diagnostic tools for identifying the LH surge in bitches.
  • To determine if these tools enable accurate prediction of ovulation time in a private practice setting.

Main Methods:

  • Utilized in-clinic assays for both progesterone and luteinizing hormone (LH).
  • Employed laboratory-based quantitative progesterone assays.

Related Experiment Videos

  • Correlated assay results with the timing of the LH surge and subsequent ovulation.

    • Main Results:

    • The LH surge can now be directly identified or accurately estimated through progesterone level monitoring.
    • These advancements allow for precise prediction of ovulation timing.
    • Veterinary practitioners can now achieve high accuracy in ovulation prediction within their clinics.

    Conclusions:

    • Modern diagnostic assays have overcome previous limitations in identifying the LH surge.
    • Accurate ovulation prediction in female dogs is now feasible in private veterinary practices.
    • Improved reproductive management and breeding success in bitches are expected outcomes.