Description
Why It’s Done:
This test is ordered to:
• Diagnose or support diagnosis of Type 1 diabetes mellitus
• Differentiate Type 1 diabetes from Type 2 diabetes, especially in atypical cases
• Identify individuals at risk for developing Type 1 diabetes, especially in family members
• Monitor autoimmune activity in patients with Type 1 diabetes
Preparation:
• No special preparation is required.
• Blood is drawn from a vein, typically in the arm.
• Inform your healthcare provider about any medications or medical conditions.
• Fasting is not necessary


