AABB Workshop

Sunday September 12th, 2021 // 9:00 am - 12:00 pm

There is no charge for this workshop, but pre-registration is requested.

The AABB Standards for Relationship Testing Laboratories may be purchased prior to the workshop at


This workshop will address AABB accreditation related topics, including the accreditation process, Relationship Testing Standards, proficiency testing, validations, and calculations.


Learning Outcomes:

  1. Common Nonconformances to the AABB Standards for Relationship Testing and how to avoid them.
  2. An introduction to the initial accreditation process and requirements to maintain accreditation.
  3. Changes to the 15th Edition of the Standards for Relationship Testing Laboratories, Effective January 1, 2022
  4. Outcomes of recent proficiency tests and complex relationship testing calculations.
  5. A policies update from the Department of Homeland Security.


Intended Audience:

Current AABB members as well as anyone interested in the AABB Accreditation Program for Relationship Testing Facilities.


For questions regarding this workshop contact Marsha Deitz.


Tentative Agenda:

AABB Accreditation Program Updates and Common NonconformancesMarsha Dietz, MBA, MT (ASCP), CQA (ASQ), Staff Lead Assessor, Relationship Testing, AABB
Complex CalculationsTBA
Changes to the 15th Edition of the Standards for Relationship Testing Laboratories, Outcomes of recent proficiency testing programs.Chair of the AABB Relationship Testing Standards Committee
Policies UpdateRepresentative from the United States Department of Homeland Security


Marsha DeitzChair


Marsha Deitz has worked for AABB as the staff Lead Assessor for Relationship Testing since January 2010. Marsha is a Certified Quality Auditor with ASQ, a certified lead auditor for ISO/IEC 17025, a forensic scientist and licensed Medical Technologist.

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