Skip to navigation Skip to Content


​​​​​​​​Marshfield Labs has es​​tablished a Quality Plan to ensure that laboratory operations deliver consistent, high quality, and cost-effective services. 

Implementation of the quality plan includes the following elements:

​​​Process Control​

  • Quality Contr​ol

  • Commercial control samples are assayed on regular schedules as a mechanism to assure accuracy of test re​​sults.

  • Patient results are reviewed daily to​ assess for trends

  • Managers or veterinary patho​logists review unexpected or abnormal results.

  • Veterinary pathology st​aff provides consultative​ review and clinical correlation.

  • ​Valida​tion

  • ​​All equipment and test methods are properly validated prior to being put into use.

  • Validation includes Installation Qualification (IQ), Operational Qualification (OQ), and ​Performance Qualification (PQ). To validate PQ, statistical analysis is performed of the data.

​​​Assessments/Proficiency Testing​

  • An ​internal audit program monitors operations and compliance to the quality plan.

  • All testing laboratories participate in Proficiency Testing as another mechanism to assure the accuracy o​f test results. Examples of Proficiency Studies include:

    • External proficiency surveys
      • Veterinary Labo​​ratory Association

      • Endocrine​ Quality Assurance Survey

      • Wisconsin State Lab of H​ygiene

    • Internal proficiency surveys
      • Daily com​parisons between all Marshfield veterinary laboratories

      • Daily comparisons between Marshfield veterinary laboratory and Marshfield hu​man r​eference laboratory


  • All testing personnel​​ have the education, training and experience to enable that individual to perform the assigned functions and include:

    • Laboratory D​irector: Diplomate ACVP - anatomic and clinical pathology

    • Veterinary Pathologists: All AC​​VP diplomates

    • Laboratory Mana​gers: All Medical Technologists (MT, ASCP)

    • Testing personnel: Medical Technologists, Medical Laboratory Technicians, Histology ​Technicians and Veterinary Technicians

  • Competency of testing personnel is assessed on an annual basis.

​​​Documents and Records

  • The laboratory creates Standard Operating P​​rocedures for staff to ensure a consistent output.

  • Document control syst​em ensures all laboratory staff have access to most current version of approved documents.​

  • Documents undergo​ a regular review process.

  • Records are stored per def​ined record retention policy.​

 Veterinary Lab Services

Veterinary​​ Test Directory​​​​​​ ​​

Veterinary Lab Portal​​​​​

 Contact Veterinary Lab


Billing Questions: 715-389-0616

Account Technical Support: 866-522-2611​​​​​

Send us ​a message​​​​