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Carbamazepine

Test Summary

Levels are monitored to assure adequate therapeutic levels are achieved and to avoid toxicity.

Aliases

  • Atretol
  • TEGR
  • Tegretol
  • Tegretol Level

Specimen Collection

Special Instructions

N/A

Preferred Specimen

1 mL serum

Minimum Volume

1 mL

Instructions

Barrier tubes (serum separator tubes or plasma separator tubes) are preferred. If non-barrier tubes are utilized, the serum/plasma must be removed immediately after centrifuging and placed in a screw-cap transfer tube.

Collection notes: Avoid hemolysis. Invert tubes at least 8 times. Allow to clot in an upright position for 30 minutes. Within 2 hours, centrifuge tubes 10 minutes. Keep tightly stoppered.

Do NOT re-centrifuge tubes. Do NOT freeze the primary collection tube.

Patient Preparation

N/A

Storage

Original tube preferred, may be sent in a screw-top transfer tube.

Transport Temperature

Room Temperature or Refrigerated

Specimen Stability

  • Room Temperature = 2 days
  • Refrigerated = 7 days
  • Frozen = 4 weeks

Limitations

N/A

Other Acceptable Specimens

Plasma from Lithium Heparin (Light Green Top) tube

Unacceptable Specimens

Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.

Order Code

CARB

EPIC (Premier) Code

LAB083

Includes

N/A

CPT Code

  • 80156

Billing Code

  • 300082

CPT Statement

Methodology

Immunoassay (IA)

FDA Status

FDA Approved

Physician Attestation of Informed Consent

N/A

Testing Laboratory

CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine OH, 45439

Department

Chemistry

Reference Range

4.8 ug/mL with other AEDs or 8-12 ug/mL if used alone.

Setup Schedule / Expected Turnaround Time

24/7; Report available: Daily

Specimen Collection

Special Instructions

N/A

Preferred Specimen

1 mL serum

Minimum Volume

1 mL

Instructions

Barrier tubes (serum separator tubes or plasma separator tubes) are preferred. If non-barrier tubes are utilized, the serum/plasma must be removed immediately after centrifuging and placed in a screw-cap transfer tube.

Collection notes: Avoid hemolysis. Invert tubes at least 8 times. Allow to clot in an upright position for 30 minutes. Within 2 hours, centrifuge tubes 10 minutes. Keep tightly stoppered.

Do NOT re-centrifuge tubes. Do NOT freeze the primary collection tube.

Patient Preparation

N/A

Storage

Original tube preferred, may be sent in a screw-top transfer tube.

Transport Temperature

Room Temperature or Refrigerated

Specimen Stability

  • Room Temperature = 2 days
  • Refrigerated = 7 days
  • Frozen = 4 weeks

Limitations

N/A

Other Acceptable Specimens

Plasma from Lithium Heparin (Light Green Top) tube

Unacceptable Specimens

Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.

Billing

CPT Code

  • 80156

Billing Code

  • 300082

CPT Statement

Result Information

Methodology

Immunoassay (IA)

Testing Laboratory

N/A

Reference Range

4.8 ug/mL with other AEDs or 8-12 ug/mL if used alone.

Setup Schedule / Expected Turnaround Time

24/7; Report available: Daily