d-Xylose Absorption Test, Blood, Fasting
Order Code:
XYLOSE
Test Summary
The Xylose Absorption Test is useful in screening for carbohydrate malabsorption.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
4 mL whole blood collected in a sodium fluoride (gray-top) tube
Minimum Volume
1 mL
Instructions
N/A
Patient Preparation
For fasting test, patient should fast overnight before blood collection.
Storage
N/A
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 7 days
- Refrigerated: 7 days
- Frozen: 30 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
N/A
Order Code
XYLOSE
EPIC (Premier) Code
LAB3160
Includes
N/A
CPT Code
- 84620
Billing Code
- 671044
CPT Statement
Methodology
Colorimetric (C)
FDA Status
FDA Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153
14225 Newbrook Drive
Chantilly VA, 20153
Department
Reference Testing
Reference Range
Accompanies report
Setup Schedule / Expected Turnaround Time
Monday, Thursday; Report available: 1 - 3 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
4 mL whole blood collected in a sodium fluoride (gray-top) tube
Minimum Volume
1 mL
Instructions
N/A
Patient Preparation
For fasting test, patient should fast overnight before blood collection.
Storage
N/A
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 7 days
- Refrigerated: 7 days
- Frozen: 30 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
N/A
Result Information
Methodology
Colorimetric (C)
Testing Laboratory
N/A
Reference Range
Accompanies report
Setup Schedule / Expected Turnaround Time
Monday, Thursday; Report available: 1 - 3 days