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Glucose Tolerance Testing, 1 Hour
MessageDose of 75gms is typical but 50 and 100gms can requested.
Exception: Pregnant patients are given 50gms.
Exception: Pregnant patients are given 50gms.
Test Code
GTT1
Includes
Glucose result 1 hour post Glucola beverage.
Fasting glucose is not included in 1 hour tolerance testing.
Fasting glucose is not included in 1 hour tolerance testing.
Preferred Specimen
Plasma (Gray Top)
Patient Preparation
Must be fasting.
Exception: 1 hour tolerance testing done on pregnant patients.
Instructions
Phlebotomist will have to manually write the time of collection for each hour based on the time the patient drank the Glucola.
