Test Directory

GAD (glutamic acid decarboxylase) antibodies

Lab Code : GAD

Test Background
GAD₆₅ antibodies are found in patients with type 1 autoimmune diabetes. Antibodies to GAD₆₅ are also found in ~60 % of patients with stiff person syndrome.

Clinical Indications
Type 1 autoimmune diabetes Stiff person syndrome

Reference Range
<5.0 AU/mL

Sample Required
RST (rust top), Gel SST (Yellow Top)

Sample Volume
5-10 mL (1 mL serum)

Turnaround Time
21 days