Ordering Recommendation

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

Serum separator tube. Also acceptable: Lavender (K2 EDTA or K3 EDTA), pink (K2EDTA), or green (lithium heparin).

Specimen Preparation

Allow serum tube to sit for 15-20 minutes at room temperature for proper clot formation. Centrifuge and separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Storage/Transport Temperature

Frozen.

Unacceptable Conditions

Hemolyzed specimens.

Remarks
Stability

After separation from cells: Ambient: 8 hours; Refrigerated: 72 hours; Frozen: 3 months

Methodology

Quantitative Electrochemiluminescent Immunoassay

Performed

Tue-Sat

Reported

1-4 days

Reference Interval

Age
Male
Female
6 months-6 years 39-121 ng/mL 44-130 ng/mL
7-9 years 66-182 ng/mL 73-206 ng/mL
10-12 years 85-232 ng/mL 77-262 ng/mL
13-15 years 70-336 ng/mL 33-222 ng/mL
16-17 years 43-237 ng/mL 24-99 ng/mL
18 years and older 8-36 ng/mL 8-36 ng/mL

Interpretive Data

In patients with renal failure, the osteocalcin result may be directly elevated, due to impaired clearance, and/or indirectly elevated due to renal osteodystrophy.

Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

83937

Components

Component Test Code* Component Chart Name LOINC
0020728 Osteocalcin by ECIA 2697-1
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • BGLAP
  • bone gamma-carboxyglutamic acid-containing protein
  • N-MID osteocalcin
  • Osteocalcin
  • Osteocalcin (OCN)
Osteocalcin by Electrochemiluminescent Immunoassay