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Glucose Tolerance Test, Intravenous

Specialty:

Endocrinology, Nutrition & Dermatology
Clinical Laboratory

Objective:

ICD-10:

Description:

This test is indicated if the patient cannot tolerate a large oral carbohydrate load or if the patient has a gastrointestinal condition (disease, surgery) that could affect the rate of glucose absorption from the GI tract. The test is done only infrequently and shows a poor correlation with the oral GTT.

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