Test Details
Mnemonic
CARBX
Ordering Code
3424260
CPT-4 Code(s)
82375
Specimen Information
Collect
EDTA lavender
Specimen Preparation
Collect 1 full Lavender EDTA tube. Do NOT open tube. Send specimen room temperature.
Alternate Specimen
Whole blood: Heparin
Minimum Volume
0.5 mL
Transport Temperature
Room temperature
Rejection Criteria
Fluoride oxalate (grey top tube), clotted specimen, tube that has been opened
Stability
Room temperature: 5 days
Refrigerated: 10 days
Frozen: Unacceptable
Refrigerated: 10 days
Frozen: Unacceptable
Methodology
Spectrophotometry
Reference Range
See report
Performing Laboratory
Quest SJC
New York DOH Approval Status
Yes