Test directory: Collagen Cross-Linked NTx,Random Ur

Ordering Code 4978
Test Name Collagen Cross-Linked NTx,Random Ur
Alias N-Telopeptide
NTx
Osteomark
Cross-Linked N-Tx
Preferred Specimen Second Morning Void Urine or 2 Hr Urine
Preferred Container Random Urine in Clean or Sterile Container
Optimum Volume 20 mL
Collection Instructions Keep refrigerated
Patient age & sex required on requisition
For second morning void urine - Discard the first morning void urine and collect the second morning void urine
For 2 Hr urine - Discard the first morning void urine
Collect all urine for the next 2-hour period.
Transport Requirements Oahu: Refrigerated
Airline: Refrigerated
Specimen Stability Ambient: 72 Hours
Refrigerated: 5 Days
Frozen: 1 Month
Rejection Criteria Received ambient at reference lab, Preservatives used
Avail. Stat NO
Analytic Time 5 Days
Methodology Enhanced Chemiluminescence
Reference Lab  Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of May 22, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
N-Telopeptide (NTx) ALL See report.
Creatinine, Random Urine ALL See report.