Xylose Absorption Test is useful in screening for carbohydrate malabsorption.
Please contact PHL Client Response at 266-1500 to schedule an appointment
Overnight Fasting
4.0 mL Whole Blood in a Grey Top Tube - Na Flouride
7 days Ambient
7 days Refrigerated
30 days Frozen
Transport Ambient
Draw patient 1 hour after oral ingestion of d-Xylose
Label sample vial with patient's name and the time of collection postdose (e.g., 1 hour, etc.).
1.0 mL
< 6 years: > 14.9 mg/dL
> 6 years: > 19.9 mg/dL
Xylose Absorption Test is useful in screening for carbohydrate malabsorption.
There are only a few mild adverse reactions reported with this test. They include nausea, cramping and diarrhea for a few hours.
3 to 6 days
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