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HelpCatalog ID Carbam Lvl Carbamazepine
CPOE Test Name
Carbamazepine Level
Synonyms
Tegretol, Carbamazepine Level
Specimen Type
Serum
Specimen Requirements
5 mL gold top SST tube; red or gold microtainer acceptable; 2 mL blood
Causes for Rejection
Wrong tube; improper labeling; insufficient quantity
Reference Values
Therapeutic range 4 – 12 mcg/mL
Critical Values
Toxic limit >20 mcg/mL
Performing Lab
Core Laboratory, BI 2023 721-2120
Turn Around Time
Routine: 2-4 hrs.; Urgent/Emergent: 1 hr.
CPT / HCPCS Code
80156