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To view specimen requirements and codes please select your laboratory:
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1 mL serum (R, red-top tube, no addtive)
1 mL serum (SS, serum separator tube)
Allow blood to clot at room temperature (20-26° C) and centrifuge immediately to separate the serum from the cells. Freeze as soon as possible.
Plastic screw-cap vial
Room temperature: Unacceptable
Refrigerated: 24 hours
Frozen 21 days
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153
Mon., Wed., Fri., a.m.; Report available: 3 Days
|Pediatrics:||5-9 years:||47-142 ng/mL|
|10-13 years:||49-167 ng/mL|
|14-17 years:||Males:||26-203 ng/mL|
Osteocalcin, the most abundant non-collagen protein in bone matrix, is a bone-specific, calcium binding protein. Serum osteocalcin levels are related to the rate of bone turnover in various disorders of bone metabolism, eg, osteoporosis, primary and secondary hyperparathyroidism, and Paget's disease.
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
(The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.)
* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.