Test Overview
Test Methodology
Kinetic Immunoassay (KIMS)
Test Usage
Monitor therapeutic drug level.
Reference Range *
Therapeutic: 4-8 mcg/mL for multiple drug regimen, 8-12 mcg/mL for single drug regimen, Toxic: greater than 8 mcg/mL for multiple drug regimen, greater than 12 mcg/mL for single drug regimen.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Daily, 24 hours
Analytic Time
2 hour
Soft Order Code
CBZN
MiChart Code
Carbamazepine Level, Total
Synonyms
- CARBAMAZEPINE LEVEL
- Tegretol
- Carbatrol
- CBZN
- CARBAMAZEPINE
Laboratory
Chemical Pathology
Section
Automation
STAT Availability
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Specimen Requirements
Collection Instructions
Collect blood in a red top tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.
Alternate Specimen
SST, Green top tube (heparin) or Lavender (EDTA)
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Billing
CPT Code
80156
Fee Code
33217
LOINC
3432-2