GAD-65 Autoantibody

Synonyms

• ANTI-GAD
• GAD-65 AUTOANTIBODY
• GLUTAMATE
• LAB650

Cerner Name

Glutamic Acid Decarboxylase

Clinical Info

Use
This test is intended for the semiquantitative determination of glutamic acid decarboxylase (GAD) antibody in human serum; it is useful as an aid in the diagnosis of type 1 diabetes mellitus (autoimmune mediated diabetes).

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Specimen Volume

0.5 mL serum (0.4 mL min) (Note: This volume does not allow for repeat testing.)

Container

Gold Top Tube

Collection Instructions

Container/Tube: Red top or Gold Top Tube
Specimen: 0.5 mL serum (0.4 mL min) (Note: This volume does not allow for repeat testing.)

Transport Instructions

Refrigerated

Specimen Stability

Room temperature: 14 days
Refrigerated: 14 days
Frozen: 14 days

Methodology

Enzyme-linked immunosorbent assay (ELISA)

Days Performed

TAT: 4-5 Days

Performing Laboratories

Labcorp

CPT

86341

PDM

5910600

Results

Result Interpretation

Forms