DRUG ABUSE SCREEN, MECONIUM 7

Components
Includes: Benzodiazepines (Oxazepam), Cocaine (as Benzoylecgonine and m-Hydroxybenzylecgonine), Opiates (Codeine, Hydrocodone, Morphine, Oxycodone, Hydromorphone), Methadone/EDDP, PCP (Phencyclidine), Amphetamine, Methamphetamine, THC (Cannabis)

Specimen Required
Collect all meconium (blackish material) excreted until milk/formula based stool (yellow-green) appears. Send 5.0 g (1.0 g minimum) refrigerated in a sterile, screw-capped container. Multiple sample collections from the same patient should be combined in one container. Please do NOT submit samples from one patient in multiple containers.

Rejection Criteria
Catheter urine cup

Methodology
Liquid Chromatography Mass Spectrometry/Mass Spectrometry

Stability
Room Temperature: 72 hours; Refrigerated: 14 days; Frozen: 1 year

Reference Range
Drug Analyzed   Positive Cutoff  
Benzodiazepines (Oxazepam)   10 ng/g  
Cocaine   10 ng/g  
Cocaine Metabolite (BE)   10 ng/g  
Cocaine Metabolite (M-OHBE)   20 ng/g  
Opiates (Codeine)   10 ng/g  
Opiates (Hydrocodone)   10 ng/g  
Opiates (Morphine)   10 ng/g  
Opiates (Oxycodone)   10 ng/g  
Opiates (Hydromorphone)   10 ng/g  
Methadone/EDDP   10 ng/g  
PCP, Phencyclidine   10 ng/g  
Amphetamine   40 ng/g  
Methamphetamine   10 ng/g  
THC   50 ng/g  
THC Confirmation   10 ng/g  
Samples positive for THC by Immunoassay will reflex to confirmation by LC/MS/MS at an additional charge.
For Medical Use only

Performed
Monday-Saturday

Turnaround Time3 days
Test CodeMECO7
CPT-4 Code (s)
80307, 80324, 80346, 80353, 80358, 80361, 83992 (G0480), plus 80349 THC confirmation, at an additional charge
LOINC Codes
Benzodiazepine (Oxazepam)   38441-2  
Cocaine/BE/M-OHBE   41037-3  
Opiates (Codeine)   29278-9  
Opiates (Hydrocodone)   57981-3  
Opiates (Hydromorphone)   57982-1  
Opiates (Morphine)   29287-0  
Opiates (Oxycodone)   73996-1  
Methadone/EDDP   43595-8  
Amphetamine
   8145-5  
Methamphetamine   29286-2  
PCP (Phencyclidine)   8233-9  
THC   8169-5  
THC confirmation   8168-7  

Warde
Medical
Laboratory