Ordering Recommendation
Mnemonic
NTX SERUM
Methodology
Quantitative Enzyme-Linked Immunosorbent Assay
Performed
Mon, Wed, Fri
Reported
1-4 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Plain red or serum separator tube.
Specimen Preparation
Transfer 0.5 mL serum to an ARUP Standard Transport Tube. (Min: 0.2 mL)
Storage/Transport Temperature
Frozen.
Unacceptable Conditions
Severely hemolyzed specimens.
Remarks
Stability
After separation from cells: Ambient: 5 hours; Refrigerated: 24 hours; Frozen: 6 months
Reference Interval
Adult Male: 5.4-24.2 nM BCE
Premenopausal, Adult Female: 6.2-19.0 nM BCE
Interpretive Data
The target value for treated postmenopausal adult females is the same as the premenopausal reference interval.
BCE = Bone Collagen Equivalent
Compliance Category
FDA
Note
Hotline History
N/A
CPT Codes
82523
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0070500 | N-Telopeptide, Cross-Linked, Serum | 21215-9 |
* 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
- Cross-Linked N-Telopeptide
- N-Telopeptide, Cross-Linked
- NTx
- NTx Serum
N-Telopeptide, Cross-Linked, Serum