Test directory: Glutamic Acid Decarboxylase Ab

Ordering Code 5623
Test Name Glutamic Acid Decarboxylase Ab
Alias GAD65 AB Assay
Anti-Glutamic Acid Decarboxylase Ab
Glutamate Decarboxylase Antibodies
(GAD65)
Preferred Specimen Serum
Preferred Container Plain (Red)
Other Specimen/Container Serum in SST (Gold)
Optimum Volume 1 mL
Transport Requirements Oahu: Refrigerated
Airline: Refrigerated
Specimen Stability Ambient: 3 Days
Refrigerated: 28 Days
Frozen: 28 Days
Rejection Criteria Grossly hemolyzed, Grossly lipemic, Grossly icteric
Avail. Stat NO
Analytic Time Up to 1 Day
Methodology Radioimmunoassay (RIA)
Reference Lab  Mayo Medical Lab

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
GAD65 Ab Assay ALL < or =0.02 < or =0.02 nmol/L