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Osteocalcin
| Item | Value | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Approval req'd? | No | ||||||||||||
| Available Stat? | No | ||||||||||||
| Test code | OCAL | ||||||||||||
| Performed by | Quest | ||||||||||||
| Sendout? | Yes | ||||||||||||
| Method | Electrochemiluminescence (ECLIA) | ||||||||||||
| Patient Preparation | An 8 hour fast before specimen collection is preferred. Patients should not receive Biotin within 8 hours prior to collection | ||||||||||||
| Container type | Red top or Gold Top | ||||||||||||
| Amount to Collect | 2 mL blood | ||||||||||||
| Sample type | Serum | ||||||||||||
| Preferred volume | 1 mL serum | ||||||||||||
| Min. Volume | 0.5 mL serum | ||||||||||||
| UCSF Rejection Criteria | Hemolysis | ||||||||||||
| Processing notes | Freeze serum at -20C. Order Quest #16322, if patient is Brown/Toland order LabCorp #010249. | ||||||||||||
| Ref Lab Rejection Criteria | Hemolysis | ||||||||||||
| Units | ng/mL | ||||||||||||
| Normal range |
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| Stability | Refrigerated 1 day, frozen at -20C 3 weeks | ||||||||||||
| Turn around times | Test performed Tuesday and Thursday. Turnaround time: 3-9 days. | ||||||||||||
| Additional information | This test is not a MediCal benefit; outpatients must be informed of this in writing and warned that they could be financially responsible for the cost of testing. | ||||||||||||
| CPT coding | 83937-90 | ||||||||||||
| LOINC code | 2697-1 | ||||||||||||
| Last Updated | 3/28/2011 10:26:32 AM | ||||||||||||
| Entry Number | 700 |
If you have additional questions regarding this test, please call: 415-353-1667