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N-Telopeptide, Cross-Linked, Urine

Mnemonic:    [U NTX]
Name:    N-Telopeptide, Cross-Linked, Urine
Specimen:    1 mL urine from second-morning void. Also acceptable: aliquot from a 24-hour urine collection. Refrigerate during collection.
Minimum Spec:    0.5 mL
Transport Temp:    FREEZE
Spec Stability:    Stable 7 days refrigerated.
Ref Lab/Code:    ARUP 0070062
  Method:    Chemiluminescent Immunoassay
Note:    For monitoring therapy, a baseline specimen should be collected prior to initiation of therapy. Subsequent specimens for comparison should be collected at the same time of day as the baseline specimen.
Processing Info:    Specimens contaminated with blood or severely hemolyzed are not acceptable.

Collection instructions for a 24 hour urine sample