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Test Code COLLAGENCTELO (17406) Collagen Type I C-Telopeptide (CTx)

Specimen Requirements

Patient Preparation
Fasting is required. Fasting morning collection 8-10 a.m. (diurnal variations cause elevated levels at night).
Preferred Specimen(s)
1 mL serum

SPECIMEN PROCESSING and HANDLING

Allow blood to clot (10-15 minutes) at room temperature. Centrifuge and separate the serum from the cells. Freeze as soon as possible.

TRANSPORT TEMPERATURE

Transport Temperature
Frozen
Specimen Stability
Room temperature: 16 hours
Refrigerated: 72 hours
Frozen: 90 days

PERFORMING LAB

Quest Diagnostics Nichols Institute-San Juan Capistrano, CA
33608 Ortega Highway
San Juan Capistrano, CA 92675-2042