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Phlebotomy Exam Prep 36, Glucose Tolerance Test (GTT) Protocol
Published 1 month, 3 weeks ago
Description
This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.
In this episode you will learn:
- The GTT protocol begins with a mandatory 8 to 12-hour fast before the baseline draw.
- A 75-gram glucose load is standard, while a 100-gram load is typically used for gestational diabetes testing in pregnant patients.
- Timed draws start immediately after the patient finishes the glucose drink, not when they begin.
- If a patient vomits, the test is usually invalid and must be documented and rescheduled.
- Gray-top tubes containing sodium fluoride are required for all GTT specimens to prevent glycolysis and ensure accurate results.
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