Methodology
Electrochemiluminescent Immunoassay
Synonyms
C-Telopeptide; CTX; Beta-Crosslaps
Specimen Type
Serum
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
LAB4106
Lab Test Days
5 Days a week; Night
Standard TAT
5-6 Days
Collection Information
Specimen Required
2 mL Blood
Container Type
Red Top (No Additive)
Collection Instructions
Fasting morning collection 8-10 a.m. (Diurnal variations cause elevated levels at night.) Minimum of 12 hours fasting is required.
Processing Information - Lab Use Only
Transport Temperature
Frozen-Only
Specimen Stability
Room Temp: 16 Hours; Refrigerated: 72 Hours; Frozen: 90 Days
Test Volume Required
1 mL Serum
Minimum Test Volume
0.5 mL Serum
Processing Instructions
Allow blood to clot (10-15 minutes) at room temp. Centrifuge and separate the serum from the cells. Freeze as soon as possible.
CPT Codes
82523
Revised
01-16-13
Initials
SL