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Test Code CARB. CARBAMAZEPINE (TEGRETOL)

Important Note

Include: Date and time of last dose on requisition.

Preferably NO gel tubes.

Additional Codes

TEG

Methodology

ALINITY Automated Chemistry Analyzer

Specimen Requirements

Serum

Container: Red top tube

Specimen Collection: 1 mL (minimum 0.5 mL)

  1. Separate serum from cells within 2 hours and place in separate plastic tube and cap immediately.
  2. Properly label tube with patient's name, DOB, requisition number and type of tube, i.e. RED.

Alternate Specimens: Lithium heparin plasma (green top tube); Lavender top tube EDTA plasma

Specimen Transport/Stability

Refrigerated: 2 hours on cells, 7 days poured off

Specimen Rejection

1.  Clotted specimen

2.  Exceeding stability requirements

3. Unlabeled specimen

Maximum Laboratory Time

24 - 48 hours

Reference Ranges

Carbamazepine          ug/ml
Therapeutic          6.0 - 10.0
            
CRITICAL VALUE  REFER TO LH-W CRITICAL VALUES POLICY

 

         

 

Day(s) Test Set Up

Daily

Test Classification and CPT Coding

80156