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Test Code CRBM Carbamazepine Level

EHR Test Codes

  Test Code Test Name
Atlas CRBM Carbamazepine
Cerner   Carbamazepine Level

Specimen Requirements

Preparation of Patient: 

Collect a specimen representing the trough level just before the next dose

 

Container Type: 

Green Top 5mL Lithium Heparin Separator Tube

Or

 

Gold Top 6mL SST Gel & Clot Activator Tube

Specimen Type:

Plasma or Serum

 

Specimen Volume: 

2.5 mL Plasma or Serum minimum .5 mL

 

Specimen Handling/Transport:

Separate plasma or serum from cells within 2 hours of collection.

Transport refrigerated 2 - 8°C

 

Specimen Stability/Storage:

5 days refrigerated 2-8°C

Performing Laboratory

Munson Medical Center Laboratories

Chemistry Department

Priority, Frequency, & Turnaround

Priority:

STAT, ASAP, Non-Emergent

 

Frequency:

24 hours 7 days a week

 

Turnaround:

0 - 1 days

STAT 45 minute from receipt in lab

Methodology

Enzyme immunoassay

Reporting

Reference Range:

4 - 12 ug/mL

 

Critical Decision: 

≥ 15 ug/mL

Note:  Critical values are called to the provider and communicated as critical.  Documentation of the call is recorded in the patient record.

Clinical Significance

Carbamazepine is given in the treatment of epilepsy. It is ordinarily used as part of a multi-drug regimen in the treatment of patients who have not responded to standard therapy. The drug also has anticholinergic, antidepressant, anti-arrhythmic, muscle relaxing, sedative and anti-diuretic effects.

CPT Code(s)

80156