C-Telopeptide; CTX; Beta-Crosslaps
Quest Diagnostics San Juan Capistrano
5 Days a week; Night
2 mL Blood
Red Top (No Additive)
Fasting morning collection 8-10 a.m. (Diurnal variations cause elevated levels at night.) Minimum of 12 hours fasting is required.
Room Temp: 16 Hours; Refrigerated: 72 Hours; Frozen: 90 Days
1 mL Serum
0.5 mL Serum
Allow blood to clot (10-15 minutes) at room temp. Centrifuge and separate the serum from the cells. Freeze as soon as possible.