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Epic Code LAB21 Carbamazepine, Blood Level

Test Name Alias

Carbamazepine Blood Level | Cabatrol | Tegretol | 8233

Interface Order Alias

10026

Collection Instructions

Specimen Collection: Blood

 

Container(s): 4.5 mL Mint Green Top (Lithium Heparin Gel) or 5.0 mL Gold Top (Serum Separator-SST Gel)

  • Preferred Volume to Collect: 4.5 mL
  • Minimum Volume to Collect: 1.0 mL
  • Neonate Volume to Collect: 0.5 mL
  • Capillary collect ok? Yes
  • Microtainer acceptable: Yes

 

Collection Instructions:

  • After collection, gently invert tube 8-10 times.
  • Specimen should be processed within 2 hours – See Processing Instructions.

 

Processing Instructions (Laboratory, Outpatient or Off-site collection)

  • Processed Specimen: Plasma or Serum
  • Centrifuge/Spin: Yes
  • Aliquot: Yes
  • Processing Instructions:
    • Plasma is preferred specimen type
    • Green Tube/Plasma: Centrifuge after collection.
    • Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
    • Minimum plasma/serum: 0.5 mL
  • Transport Temperature: Refrigerate

Specimen Stability

Ambient: 8 hours

Refrigerate: 24 hours (48 hours if plasma/serum aliquoted)

Frozen: aliquot plasma/serum for longer storage

Laboratory Retention: 72 hours

Test Frequency

Available 24 hours, usual TAT 1 day.

Reference Range

Therapeutic range:

4.0 – 12.0 mcg/ml

 

Critical Values Table

Performing Department

CHEMISTRY

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Gerber Laboratory, Fremont, MI
Corewell Health Ludington Laboratory, Ludington, MI
Corewell Health Pennock Laboratory, Hastings, MI
Corewell Health Greenville Laboratory, Greenville, MI

Methodology

KIMS Kinetic Interaction of Microparticles

CPT

80156

CDM Code

3018015601

Epic Test ID

1230100440

LOINC

Carbamazepine Lvl: 3432-2

Additional Information

Red top tube is also acceptable.

Reviewed Date

3/23/2022