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Glutamic Acid Decarboxylase GAD65 Antibody, Blood (Referred Out) - Saskatoon

Discipline

Biochemistry

Overview

Description

  • GAD65s ordered via the SCM ordering system (RUH) require the Acute Care Phlebotomy Requisition Form #101062

Test ordering requirements

Forms required

Alias

  •    GAD 65 antibody
  •    Glutamate decarboxylase antibody

Specimen Information

Specimen types accepted

  • Serum

Specimen collection container

  •  Preferred collection container: Gold (gel)
  •  Alternate collection container: Red (non-gel)

Required volume

  • Optimal volume: Full 4.5 mL collection tube
  • Minimum volume: 1 mL serum

(Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection.)

Transport and stability

  • Specimen must be collected, centrifuged and aliquotted then frozen within 24 hours of collection

Rejection criteria

Testing Information

Clinical interpretation

  • Useful aid in the prediction, differential diagnosis and management of type 1 & 2 diabetes mellitus

Performance

Days/times performed

Availability
  • Shipped Mondays and Wednesdays
Testing site
  • Referred out by St. Paul’s Hospital Laboratory to Dynacare (London, ON)

Maximum laboratory time

  • 15 day turnaround time by testing laboratory

Last Updated: October 9, 2024