Glucose Tolerance, 3 hour GT3
One 6 mL gray (sodium fluoride & potassium oxalate) top tube for each specified time.
|Transport||1 mL plasma at 20-25ºC for each specified time.|
Patient Preparation: Patient must fast from midnight the night before the test. Patient may drink water during the test. If the patient vomits the glucose solution after ingestion, the test must be discontinued. No food, gum or lozenges may be consumed during the test.
Administer glucose solution; have the patient drink the entire bottle within 5 minutes.
Log times for blood draws:
For non-gestational patients, this test includes a fasting urine screen for glucose and is therefore only collected in designated Patient Service Centers and needs to be scheduled in advance. Please call Customer Service at 315-461-3008 for a list of locations.
|Preferred Specimen Collection Device(s)|