9196. Glutamic acid decarboxylase (GADA), IgG antibodies
Description
Glutamic acid decarboxylase is one of the targets in the cells of the islets of Langerhans for antibodies synthesized by the immune system.
Determination of antibodies to glutamic acid decarboxylase allows you to identify people with an increased risk of developing type 1 diabetes or in need of insulin treatment to differentiate between different types of diabetes.
This test should be performed in conjunction with the determination of antibodies to other pancreatic autoantigens, genetic and metabolic markers of diabetes mellitus.
When and who needs the test?
- diagnosis of type 1 diabetes;
- differential diagnosis of type 1 and type 2 diabetes;
- predicting the risk of developing type 1 diabetes in overweight people, impaired carbohydrate tolerance, in women with gestational diabetes mellitus;
- Diagnosis and prediction of type 1 diabetes in the immediate family of a patient with diabetes;
- screening of healthy relatives of diabetic patients who wish to become donors for transplantation of a kidney or part of the pancreas.
Biological material
- Venous blood
Preparing for a blood test
In order to exclude factors that may affect the test results, we recommend to follow the preparation rules:
- an important condition for laboratory tests is to take blood on an empty stomach.
- 6-12 hours before the test, you should avoid eating, drinking alcohol, smoking, and limit physical activity. Drinking...
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