Cannabinoid (THC) Confirmation, Meconium

CPT: 80349
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Test Details

Test Includes

Carboxy-tetrahydrocannabinol (carboxy-THC)

Use

Detect fetal exposure to cannabinoids

Methodology

Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

Specimen Requirements

Specimen

Meconium

Volume

2 Grams

Minimum Volume

0.5 Grams

Container

Meconium Collection Kit (PeopleSoft N° 96663) or clean, leakproof polypropylene container.

Collection

Specimens from different voidings may be pooled if necessary. For step-by-step instructions for collecting and preparing meconium specimens, see Meconium Testing Collection Instructions.

Storage Instructions

Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
808867 Meconium THC (Marijuana) Conf. 809268 Carboxy-THC ng/gm 69007-3
808867 Meconium THC (Marijuana) Conf. 808869 Meconium THC (Marijuana) N/A

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