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Glucose, whole blood
|Performed by||Neonatal Clinical Physiology Lab & Mt. Zion Chemistry|
|In House Availability||Test available 24 hours per day 7 days per week|
|Method||Oxygen consumption (O2 electrode with glucose oxidase)|
|Collection Instructions||Transport immediately to laboratory|
|Container type||Plastic syringe containing 100 U of dry heparin|
|Amount to Collect||3 mL blood|
|Sample type||Heparinized whole blood|
|Preferred volume||3 mL blood|
|Min. Volume||1 mL blood|
|UCSF Rejection Criteria||Delivered to lab > 30 min after collection|
|Normal range|| Pediatrics:
Adults (≥ 18 years old):
* measured 2 hour postprandial
** AND Sx of diabetes such as polyuria, polydipsia or unexplained weight loss
1. Normal range for infants 0 to <1 month adapted from Soldin, Steven J., "Pediatric Reference Intervals", 6th edition, AACC Press, 2007, method 1.
2. Normal range for 1 month to <18 years adapted from Beckman Coulter's "Pediatric Reference Range Guidelines for Synchron Systems" Bulletin 9345
3. ADA guidelines used for adults.
|Turn around times||STAT 1 hour, Routine 4 hours|
|Additional information||To convert mg/dl to mmol/L (SI units) multiply by 0.0555.
Whole blood levels of glucose are 15% lower than those in serum or plasma; many glucometers which employ whole blood for testing artificially correct for this difference, reporting their results as the equivalent serum or plasma level.
|Medical Necessity?||Yes. Click here for more information|
|Last Updated||3/14/2013 2:59:34 PM|
|Lab Procedure Link||Click here for Procedure|