The Islet Cell Antibody test is a blood test that detects the presence of autoantibodies against pancreatic islet cells.
These antibodies are associated with type 1 diabetes mellitus (T1D), an autoimmune condition where the immune system attacks insulin-producing beta cells in the pancreas.
The test can identify several specific autoantibodies, including Islet Cell Cytoplasmic Autoantibodies (ICA), Glutamic Acid Decarboxylase Autoantibodies (GADA), Insulin Autoantibodies (IAA), and Insulinoma-Associated-2 Autoantibodies (IA-2A).
Indications of the Islet Cell Antibody Test
The Islet Cell Antibody test is primarily indicated for:
- Diagnosing type 1 diabetes, particularly in younger individuals or those with a family history of autoimmune diabetes.
- Distinguishing type 1 diabetes from type 2 diabetes, as the presence of these antibodies typically indicates an autoimmune process.
- Identifying individuals at risk for developing type 1 diabetes, especially in relatives of affected individuals.
Patient Preparation/Instructions
- No special preparation is required for this test; patients can maintain their usual diet and medications.
- A blood sample is drawn from a vein, and it is important to inform the healthcare provider about any recent insulin use, as this may affect results.
Typical Reference Values
Reference values can vary by laboratory, but generally:
- Negative Result: Indicates no detectable islet cell antibodies.
- Positive Result: Suggests past exposure or an autoimmune response related to type 1 diabetes.
Turnaround Time
Results for the Islet Cell Antibody test typically take 7 days to process.
How To Order This Test
To order the Islet Cell Antibody test, please click the ‘Order Test’ button and add it to your cart. You can also contact us directly via whatsapp.