Test Overview
Test Methodology

Gas Chromatography/Flame Ionization Detection (GC-FID)

Test Usage

Therapeutic drug monitoring.

Reference Range *

5 - 20 mcg/mL. Critical Value: 35 mcg/mL.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Daily
Analytic Time

5 - 7 days

Soft Order Code
MMLR
Synonyms
  • Miltown
  • Equanil
  • Carisopropol
Laboratory
Sendout
Reference Laboratory
Mayo Wild 80 (ZW80) (MedTox 72)
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect blood in red or green top tube; do not use SST tube. Centrifuge, aliquot serum or plasma into a plastic vial and refrigerate or freeze.

Rejection Criteria
SST or PST tube not acceptable.
Yellow Top Tube
Red Top Tube
Normal Volume
2 mL serum or heparinized plasma
Minimum Volume
0.3 mL serum or heparinized plasma
Additional Information

Test sent to Mayo Medical Laboratories; performed by MedTox Laboratories.

Billing
CPT Code
80369
Fee Code
32086
LOINC
3753-1
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