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  D Xylose Blood Specimen Type:
  also known as D Xylose Tolerance Blood, Xylose Absorption Test

Blood


SCRAP

Specimen requirements: 7 mL Red Stopper; Plain
  or:Gel Separator Tube 4 mL
  or:Gel Separator Tube 6 mL
Reference ranges:
CATEGORY LOW   HIGH   UNITS   QUALITATIVE  
N/A N/A N/A N/A By Report
Unit of measure: mg/dL
Ideal sample: 5 mL
Absolute minimum amount: 0.5 mL serum
Method of collection: N/A
Transportation: N/A
Label instructions: N/A
Request test on form: "Write in" MULTI LABS [Chem/Hem/UA/Tox/BB/Rheum] ( 151-104 )
Order/entry screen(s):  N/A
Stat frequency: N/A
Stat turn around time: N/A
Routine frequency: Daily
Must be in by: N/A
Routine turn around time: 5-7 Days
For Hillcrest deliver to: SCRAP : Specimen Central Receiving and
  Processing, room 2-117
For Thornton deliver to: Chemistry : Processing Desk, 1st floor, Hospital,
  room 1-013
This test is sent to : ARUP - Associated Regional & University
Scheduling requirements : N/A
Method: Spectrophotometry
Special Instructions: This test is to be done in conjunction with the 5-hour urine collection for d xylose (see D xylose 5 hr urine). Blood specimens for this are drawn at fasting and 2 hours after ingestion of 25 grams of D xylose.
  Results are available on a Chart Copy
  Results are Quantitative
CyberLAB abbreviation: DXYL
CyberLAB code: 8103
Lab Processing Instructions: Allow serum to clot completely at room temperature. Separate serum from cells ASAP. One "FASTING SERUM," one "TWO-HOUR SERUM," and one "FIVE-HOUR URINE".  Freeze after processing.