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Related Experiment Videos

[Methods for population-based herd sanitation: an overview].

K D C Stärk1

  • 1Bundesamt für Veterinärwesen, Bereich Monitoring, Bern, Schweiz. Katharina.Staerk@bvet.admin.ch

DTW. Deutsche Tierarztliche Wochenschrift
|October 13, 2005
PubMed
Summary

Establishing and maintaining specific-pathogen-free (SPF) herds requires careful method selection based on goals and resources. Effective strategies include diagnostic testing, targeted treatments, and robust biosecurity for sustainable pathogen-free status.

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Epidemiology and infection·2016

Area of Science:

  • Veterinary epidemiology
  • Animal health management
  • Disease eradication strategies

Context:

  • Specific-pathogen-free (SPF) herds are crucial for disease control and research.
  • Various methods exist for developing, maintaining, and surveilling SPF herds.
  • Selecting the appropriate remediation method depends on eradication goals, disease epidemiology, feasibility, and resources.

Purpose:

  • To outline methods for classifying herd status at the start of a remediation program.
  • To detail techniques for remediating infected herds, including treatment, vaccination, and depopulation.
  • To describe strategies for certifying, maintaining, and monitoring SPF herd status post-remediation.

Summary:

  • Herd status classification involves clinical and analytical diagnostic tests, with careful population-level interpretation.

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  • Remediation techniques include systematic treatment, vaccination, test-and-remove, partial depopulation, or stamping out, often combined with cleaning and disinfection.
  • Post-remediation, status is maintained through monitoring, surveillance (clinical visits, notification systems, random sampling), and robust biosecurity measures.

    • Impact:

    • Effective implementation of these strategies ensures the sustainable maintenance of pathogen-free status.
    • Promoting awareness among farmers and veterinarians about unusual clinical signs is vital for preventing re-infection.
    • Statistical and epidemiological considerations are essential for planning effective random surveys and surveillance programs.