Back to Test Catalogue

Glutamic Acid Decarboxylase (GAD65) Antibodies, Serum

Test ID: GADAB S

Test

Aliases/Synonyms

Anti-GAD65; Anti GAD; AGAD; Glutamic Acid Decarboxylase-65 Antibodies

Method

ELISA

Platform

Euroimmun Analyzer I

Report Includes

Glutamic Acid Decarboxylase (GAD65) Antibodies

Specimens

Serum

Clinical Utility

GAD65 antibodies are associated with systemic autoimmune diseases, including type 1 diabetes mellitus, thyroiditis and pernicious anemia. At high levels, they may be associated with neurological autoimmunity.

Test Version

25-Jul-2024

Specimen

Specimens

Serum

Collection Containers

Preferred

Gold top (clot activator & gel)

Acceptable

Red top (no additive)

Sample Volume

1 mL

Minimum Volume

0.5 mL

Collection & Handling

Handling Information

Store and send cold or frozen.

Stability

Ambient 7 days
Refrigerated 14 days
Frozen 30 days

Additional Stability Information

Freezing and thawing may lead to a loss of activity

Rejection Criteria

Hemolysis Present
Lipemia Present
Specimen Plasma

Test Version

25-Jul-2024

Performance / Interpretation

Method

ELISA

Platform

Euroimmun Analyzer I

Turnaround Time

7 days

Results

Name Units Reference Range Conversion Factor
Anti-GAD65 IU/mL
  • ≤ 5

Test Version

25-Jul-2024

Interface / Setup

HL7 Interface Codes

Order Code Result Codes Units
GADAB S 63508Anti-GAD65 Elisa,Serum IU/mL

Test Version

25-Jul-2024