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Test Code LAB21 Carbamazepine

Performing Laboratory

Asante Three Rivers Medical Center

Specimen Minimum Volume

1 mL

Billing Code

2051217

Methodology

Turbidimetric Inhibition

Specimen Requirements

RRMC:   Plain Red top tube

               Yellow (Gold) top tube (SST) (SST must be aliquoted into 1 “plain tube” within 24 hours)

 

TRMC:   Plain Red top tube    No SST or PST

 

For TROUGH level, just prior to next dose

Please provide last dose information

Day(s) Test Set Up

Routine – same day

ASAP – 2 hours after receipt of specimen in lab

STAT – 1 hour after receipt of specimen in lab

Test Classification and CPT Coding

80156
Carbamazepine; total

Additional Information

Blood level determination of anti-epileptic drugs is often required to achieve maximum benefit from the drug or drugs, while at the same time avoiding toxicity or undesirable side effects.  Increasingly being used for generalized and partial seizures, cerebral electrical discharges and the low incidence of acute and chronic toxicity.

Specimen Transport Temperature and Stability

Centrifuge collection tube and refrigerate within 2 hours of collection
Spun SST is stable for 48 hours at 2° to 8° C

Performing Department

Chemistry

Reasons for Rejection

Icterus

Lipemia

Hemolysis

Quantity not sufficient (QNS)

Lack of Two Patient Identifiers:

1-Patient's First & Last name

2-Patient's Date of Birth