ARUP's Laboratory Test Directory

0070500: N-Telopeptide, Cross-Linked, Serum

Test Mnemonic: NTX SERUM
Methodology: Enzyme-Linked Immunosorbent Assay

Performed: Mon, Wed, Fri

Reported: 1-4 days

Specimen Required:  
Collect: One 5 mL plain red.

Transport: 0.5 mL serum, frozen.  (Min: 0.25 mL)  Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport: 0.15 mL serum, frozen.

Unacceptable Conditions: Severely hemolyzed specimens.

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



CPT Code(s):
82523

 

 

 
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