A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #

Glutamic Acid Decarboxylase (GAD65) Antibody Assay, Serum

Test Code
3041007031


Alias/See Also
1232900038 / MAYO test code GD65S


CPT Codes
86341

Preferred Specimen
Red Top


Other Acceptable Specimens
Gold Top


Instructions
Centrifuge and aliquot serum into plastic vial


Transport Temperature
Refrigerated


Specimen Stability
Room temperature: 72 hours Refrigerated: 28 days Frozen: 28 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis, Gross icterus, Gross lipemia


Reference Range
SEE RESULT REPORT


Performing Laboratory
MAYO CLINIC


Last Updated: August 26, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.