Osteocalcin by Electrochemiluminescent Immunoassay
0020728
 
Ordering Recommendation
Mnemonic
OSTEO NMID
Methodology
Quantitative Electrochemiluminescent Immunoassay
Performed
Tue-Sat
Reported
1-4 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Serum separator tube. Also acceptable: Lavender (EDTA), pink (K2EDTA), or green (sodium or 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  
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 11-​50 ng/mL 11-​50 ng/mL
Interpretive Data
In patients with renal failure the osteocalcin result can be elevated, both directly, due to impaired clearance, and indirectly, due to renal osteodystrophy.
Note
CPT Code(s)
83937
Components
Component Test Code*Component Chart Name
0020728Osteocalcin by ECIA
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • BGLAP
  • bone gamma-carboxyglutamic acid-containing protein
  • N-MID osteocalcin
  • Osteocalcin
  • Osteocalcin (OCN)