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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Glucose, Whole Blood

Test Code(s): WBGLU / HCWBGLU

CPT Code(s): 82947

Methodology: Electrode

Days Performed: Daily, 24 hours.

Turnaround Time: Stat: Up to 30 minutes. All requests processed stat.


Specimen Requirements

Specimen: Arterial, venous, or capillary

Patient Preparation: None.  For venous samples on outpatients, send patient to UWHC Outpatient Phlebotomy to be drawn.

Collection Instructions: Radiometer "PICO"® syringes must be free of bubbles and clots.  Two full Radiometer capillaries free of air bubbles and clots are needed for capillary blood.

Collection Container: Preferred: Radiometer PICO® syringe
Also Acceptable: 2 full Radiometer capillary tubes, Green top

Collection Volume: Preferred: 1.5 mL
Pediatrics: 0.5 mL

Sample Analyzed: Whole Blood

Volume Required: Preferred: 1.5 mL
Pediatrics: 0.5 mL

Specimen Transport: Transport specimen to UWHC Core Laboratory (B4/220) immediately.  Specimen must arrive in the UWHC Core Lab within 30 minutes of collection.

Unacceptable Criteria: Clotted specimens, specimens with air or specimens past stability time are not acceptable.

Stability: Ambient: 1 hour
Refrigerated: Not acceptable
Frozen: Not acceptable


Interpretation

Reference Interval:
 Age  mg/dL
 0 days to 23 hours  40-60
24 hours to 30 days  50-80
31 days to 5 years  60-99
6 years and up  70-99

 

Critical Calls: View

Whole Blood Glucose

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