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C-Telopeptide, Beta-Cross-Linked, Serum

Mnemonic:    [CTX]
Name:    C-Telopeptide, Beta-Cross-Linked, Serum
Specimen:    1 mL serum from a Red SST or Red top tube, or plasma from a Green PST. Hemolyzed samples are unacceptable.
Minimum Spec:    0.5 mL
Transport Temp:    FREEZE
Spec Stability:    Stable 8 hours ambient.
Ref Lab/Code:    ARUP 0070416
  Method:    Electrochemiluminescent Immunoassay
Note:    Patient Preparation: In patients receiving therapy with high biotin doses (>5 mg/day), no sample should be taken until at least 8 hours after the last biotin administration.