what is glucose serum in blood test
Serum Glucose Testing. Serum glucose is a measurement of the amount of glucose, blood sugar, in the liquid portion of blood. Because diabetes is associated with consistently elevated levels of glucose in the blood, called hyperglycemia, this simple test is one of the most common tests for diabetes.Serum glucose testing is used as a part of diagnosing diabetes. However, it is also used frequently during the management of diabetes.herefore, serum glucose testing measures the amount of glucose disolved in the water of blood. The result is a measure of the concentration of glucose in this water.