Ulta Lab Tests

Postprandial Glucose Tolerance Test 1-Hour

The Postprandial Glucose Tolerance Test, 1-Hour evaluates blood glucose response one hour after eating or consuming a glucose solution. This test is commonly used to detect abnormal post-meal glucose regulation, prediabetes, and diabetes risk. Measuring the body’s ability to manage glucose following food intake offers important data on insulin function, carbohydrate handling, and metabolic balance.

There are no preparation instructions.

The following is a list of what is included in the item above. Click the test(s) below to view what biomarkers are measured along with an explanation of what the biomarker is measuring.

Also known as: Glucose Postprandial 1 Hour

Glucose, Postprandial/

A blood glucose test measures the amount of a sugar called glucose in a sample of your blood. Glucose is a major source of energy for most cells of the body, including those in the brain. The hormones insulin and glucagon help control blood glucose levels.
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The Postprandial Glucose Tolerance Test 1-Hour test contains 1 test with 1 biomarker .

Clinical Significance

Glucose Tolerance Test, Postprandial/1-Hour - Postprandial glucose levels may be abnormally high in patients with gestational diabetes. If results are positive, and the patient is pregnant, a 3-hour oral glucose tolerance test should be performed for confirmation of gestational diabetes.

Patient Preparation

Specimen is obtained 1 hour following a meal

Reference Range(s)

Not established

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