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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 Location

London Health Sciences Centre, 339 Windermere Road, London ON N6A 5A5

Test Version

30-Mar-2023

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 28 days
Frozen 28 days

Additional Stability Information

Freezing and thawing may lead to a loss of activity

Rejection Criteria

Hemolysis Present
Lipemia Present
Specimen Plasma

Test Version

30-Mar-2023

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 Location

London Health Sciences Centre, 339 Windermere Road, London ON N6A 5A5

Test Version

30-Mar-2023

Interface / Setup

HL7 Interface Codes

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

Test Version

30-Mar-2023