Also known as:
Sample Type: SERUM
Insulin is a hormone secreted by the pancreas and has a prominent role in glucose or carbohydrate metabolism. Deficiency of insulin or to the actions of insulin causes diabetes, and high levels of insulin may cause hypoglycemia. This test measures both the free and protein bound insulin in blood. Test is usually done to check for excess insulin in someone who experiences recurrent bouts of hypoglycemia to rule out an insulinoma.
Test is performed on a blood sample. Results may be affected if you are taking exogenous insulin or some other medications or herbal supplements.