Test Overview
Test Methodology

ELISA

Test Usage

Detection of drugs of abuse in newborns exposed during pregnancy.

Reference Range *

Negative. Threshold cut off levels: Amphetamine 100 ng/g; Methamphetamine 100 ng/g; Benzoylecgonine (cocaine metabolite) 100 ng/g; Opiates 100 ng/g; Cannabinoids 20 ng/g; Phencyclidine (PCP) 20 ng/g.

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

Test Details
Days Set Up
Monday - Saturday
Analytic Time

2 - 4 days

Soft Order Code
MECO
MiChart Code
Meconium Drug Screen
Synonyms
  • Drugs of Abuse Screen, Meconium
  • Amphetamines, meconium
  • Cannabinoids, meconium
  • Cocaine, meconium
  • Meconium Drug Screen
  • Opiates, meconium
  • Amphetamines, meconium
  • Cocaine, meconium
  • Opiates, meconium
  • Cannabinoids, meconium
  • Phencyclidine (PCP), meconium
  • AMPCM
  • COCCM
  • OPICM
  • THCCM
  • PCPCM
  • MECO
  • MMECO
  • Drugs of Abuse Screen Meconium
  • Phencyclidine (PCP), meconium
  • MMECO
Laboratory
Sendout
Reference Laboratory
Mayo DASM5 (60250)
Section
Special Testing
Specimen Requirements
Collection Instructions

Place diaper liner (plastic wrap) into diaper. Transfer entire meconium specimen to plastic screw-capped container. Insert new diaper liner and continue collecting into the same container until 2 - 5 grams of meconium are collected or until the first milk stool appears. Refrigerate specimen between collections. Send specimen frozen (preferred) or refrigerated.

Normal Volume
5 grams
Minimum Volume
1 gram
Additional Information

Test includes screen by ELISA for Amphetamines, Cannabinoids, Cocaine and metabolites, Opiates, and Phencyclidine (PCP). If the screen is positive for any of the individual drugs, confirmatory testing by liquid chromatography-tandem mass spectrometry (LC-MS/MS) will be performed at an additional charge. By ordering this test the clinician acknowledges that additional reflex testing will be performed and billed at a separate additional charge if indicated. Test sent to Mayo Medical Laboratories.

Billing
CPT Code
80307
Fee Code
33203
Reflex CPT
AMPCM: 80324, COCCM: 80353, OPICM: 80361, THCCM: 80349, PCPCM: 83992.
LOINC
Z149-5
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