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Glucose, whole blood
| Item | Value | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Approval req'd? | No | ||||||||||||
| Available Stat? | Yes | ||||||||||||
| Test code | NGLU | ||||||||||||
| Test group | Glucose | ||||||||||||
| 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 | ||||||||||||
| Units | mg/dL | ||||||||||||
| 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. |
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| Critical value |
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| Synonyms | Diabetes mellitus | ||||||||||||
| 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. |
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| Medical Necessity? | Yes. Click here for more information | ||||||||||||
| LOINC code | 2339-0 | ||||||||||||
| Last Updated | 3/14/2013 2:59:34 PM | ||||||||||||
| Entry Number | 427 | ||||||||||||
| Lab Procedure Link | Click here for Procedure |
If you have additional questions regarding this test, please call: 415-353-1667