2 - 6 days
Crosslinked N-telopeptide of Type 1 Collagen, Urine
Type I Collagen (NTX), Urine
Collagen Crosslinks, Urine
HYDROXYPROLINE, TOTAL, 24 HOUR
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ECi Competitive Assay
Identifying individuals with elevated bone resorption who have osteoporosis in whom response to treatment is being monitored; Predicting response (as assessed by bone mass measurements) to Food and Drug Administration (FDA)-approved antiresorptive therapy in postmenopausal women; Assessing effectiveness of osteoporosis treatment including FDA-approved antiresorptive therapies in postmenopausal women, individuals with osteoporosis, Paget's disease of bone, and antiestrogen or selective estrogen therapies.
Age and sex specific reference ranges provided with report.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Collect a second-morning void urine specimen.
Collect a second-morning void urine specimen, aliquot urine into a plastic urine tube, and freeze (preferred). Specimens stored refrigerated up to 14 days are acceptable.