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Test Code LAB21011 COLLAGEN CROSS LINKED N TELOPEPTIDE, URINE with CREATININE

Department

Send Outs

Reference Lab Test Number

NTXUR

Collection Requirements

Collect random urine from second morning void. Mix well and send 2.0 mL unpreserved urine frozen in a screw capped plastic urine container.

Primary Collection Container

Random urine (no preservative)

Transport

Frozen

Stability

Room temperature: 72 hours

Refrigerated: 5 days

Frozen: 30 days

Minimum Testing Volume

1.0 mL

Reference Range

N-Telopeptides/Creatinine

Male:

0-17 years: Not established

18-29 years: 12-99 nM BCE/mM creat

30-59 years: 9-60 nM BCE/mM creat

>59 years: Not established

Female:

Premenopausal: 4-64 nM BCE/mM creat

Methodology

Chemiluminescence

Performed

Tuesday, Thursday, Saturday

Reported

4-7 days

CPT Codes

82523

82570

Unacceptable Conditions

Urine with preservatives