The Casual Plasma Glucose Test For Diabetes Essay

731 Words May 27th, 2016 3 Pages
The Casual Plasma Glucose Test for Diabetes
The fasting plasma glucose test is the preferred method for diagnosing diabetes, because it is easy to do, convenient, and less expensive than other tests, according to the American Diabetes Association. A blood glucose test measures the amount of a type of sugar, called glucose, in your blood. Glucose comes from carbohydrate foods. It is the main source of energy used by the body. Insulin is a hormone that helps your body 's cells uses the glucose. Insulin is produced in the pancreas and released into the blood when the amount of glucose in the blood rises.
Normally, your blood glucose levels increase slightly after you eat. This increase causes your pancreas to release insulin so that your blood glucose levels do not get too high. Blood glucose levels that remain high over time can damage your eyes, kidneys, nerves and blood vessels.
There are several different types of blood glucose tests.
• Fasting blood sugar measures blood glucose after you have not eaten for at least 8 hours. It is often the first test done to check for prediabetes and diabetes.
• 2-hour postprandial blood sugar measures blood glucose exactly 2 hours after you start eating a meal. This is not a test used to diagnose diabetes. This test is used to see if someone with diabetes is taking the right amount of insulin with meals.
• Hemoglobin A1C, or glycohemoglobin, measures how much sugar (glucose) is stuck to red blood cells. This test can be used to diagnose…

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