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C-Telopeptide, Serum

Test ID:

702896

CPT code:

82523

Synonyms:

C-Telopeptide (Endocrine Sciences)

Carboxyterminal Cross-linking Telopeptide of Bone Collagen

Collagen Cross-linked C-Telopeptide

Crosslaps

Type 1 Collagen

Clinical Use:

For in vitro diagnostic use as an indicator of human bone resorption. This test may be used as an aid in monitoring bone resorption changes of antiresorptive therapies in postmenopausal women, individuals with osteopenia, and in predicting skeletal response (bone mineral density) in postmenopausal women undergoing antiresorptive therapies.
• Hormone replacement therapies (HRT) with hormones and hormone-like drugs
• Bisphosphonate therapies

Specimen Type:

Serum, frozen

Requested Volume:

0.5 mL

Minimum Volume:

0.3 mL

Container Type:

Gel-barrier tube

Collection:

It is recommended to draw blood as fasting, morning samples. Samples should not be taken from patients receiving therapy with high biotin doses (i.e. >5 mg/day) until at least 8 hours following the last biotin administration.
Separate serum from cells within 45 minutes of collection. Transfer specimen to a plastic transport tube before freezing. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.