Days Set Up
Monday - Friday
Analytic Time

1 - 2 days

MiChart Code
Cannabis (THC), Urine
Soft Order Code
WUTHC

Test Updated:

Synonyms

UTHCGL
11-nor-9-carboxy-delta-9-THC
Tetrahydrocannabinol, Urine
THC, Urine
THCG
CANNABINOIDS CONFIRM W/C.O.C.
THCU

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Test Overview

Test Methodology

GC/MS

Test Usage

GC/MS confirmation for 11-nor-9-carboxy-delta-9-THC. Includes a urine creatinine and ratio of THC metabolite to creatinine. This ratio is the best indicator of continued drug use when compared to previous values on the same patient.

Reference Range

Negative

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

Specimen Requirements

Collection Offsite

Collect random urine specimen. Refrigerate.

100ml Plastic Specimen Container
Normal Volume
10 mL urine
Minimum Volume
3.0 mL urine

Billing Information

CPT Code
80349
Pro Fee Code
 
LOINC
20521-1

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.

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