Glucose Tolerance Test, 6 specimens

What this laboratory test evaluates

DetailsGlucose Tolerance Test, 6 Specimens – This test is used for the routine diagnosis of diabetes in children and the non- pregnant adult. For pregnant females use test code 6745. For appropriate interpretation of this test, the patient must fast overnight and ingest a 75 g load of glucose, immediately after a fasting specimen is obtained. (for children, the glucose load is 1.75 g/kg of body weight, up to 75). The diagnosis of diabetes is made if glucose exceeds 200 mg/dL in the 2 hour specimen and in any preceding specimen.

What type of sample is required for this test?Six – 1 mL plasma specimens collected in fluoride/oxalate (gray-top) tubes

Test ResourcesFor more information, please consult your healthcare provider.

Additional test information

Glucose Tolerance Test, 6 Specimens – This test is used for the routine diagnosis of diabetes in children and the non- pregnant adult. For pregnant females use test code 6745. For appropriate interpretation of this test, the patient must fast overnight and ingest a 75 g load of glucose, immediately after a fasting specimen is obtained. (for children, the glucose load is 1.75 g/kg of body weight, up to 75). The diagnosis of diabetes is made if glucose exceeds 200 mg/dL in the 2 hour specimen and in any preceding specimen.

Collection and processing

• Sample type: Plasma
• Fasting: Yes
• Estimated laboratory processing: Results should be available in 2 – 5 business days after the sample is collected

How Sunridge uses laboratory information

Sunridge considers the medical question, symptoms, history, medications, prior results, and whether the finding could change care before recommending testing. A laboratory result is not interpreted in isolation and does not establish a diagnosis by itself.

Before requesting this test

Availability, collection requirements, eligibility, and processing estimates can change. Sunridge reviews each request and, when appropriate, creates the order through Fullscript. Follow the current instructions supplied with the approved order.