Test Code LAB479 Meconium Drug Screen
Additional Codes
Mec Scr
Clinical System Name
Meconium Drug Screen
Sample Requirements
Specimen: Meconium
Container(s): Sterile Screw-Capped Container
Preferred Vol: 5.0 g
Minimum Vol: 1.0 g
Note: The specimen should be collected into (or transferred from a diaper- diapers not accepted) a sterile screw-capped container (no swabs). Transport specimen to the Main Lab immediately.
Processing Instructions
Reject due to:
Spin: N
Aliquot: N
Temp: 2- 4 C
Storage Location: CPA 3 refrigerator, Send Outs rack.
Off-site Collection: Specimens from different voidings may be pooled.
Stability
| Specimen Type | Temperature | Time | 
|---|---|---|
| Meconium | Room temp | < 3 d | 
| Refrigerated | 2 w | |
| Frozen | 6 m | 
Performing Laboratory
MedTox Laboratories
402 West County Road D
St Paul, MN 55112
 
Phone Number: (651) 286-6220
Department
Department: Send Outs
Phone Number: (206) 987-2563
Synonyms
Drugs of Abuse Screen, Meconium
Drug Screen 10 w/ Conf,Meconium
Mec Scr
Meconium Panel 10
Availability
| STAT | Performed | TAT | 
|---|---|---|
| N | Daily | 2 - 5 d | 
Methodology
Method: Immunoassay, presumptive positives confirmed by definitive Liquid Chromatography/Tandem Mass Spectrometry (LC/MS-MS)
Analytical Volume: 1.0 g Meconium
Limitations:
Reference Range
| Drug | Concentration (ng/gm) | 
| 
 Amphetamine  | 
100 ng/gm | 
| 
 Barbiturates  | 
100 ng/gm | 
| 
 Benzodiazepines  | 
100 ng/gm | 
| 
 Cocaine and Metabolites  | 
50 ng/gm | 
| 
 Methadone  | 
50 ng/gm | 
| 
 Opiates  | 
50 ng/gm | 
| 
 Oxycodone  | 
50 ng/gm | 
| 
 Phencyclidine (PCP)  | 
25 ng/gm | 
| 
 Tetrahydrocannabinol (THC) Metabolite  | 
25 ng/gm | 
| 
 Tramadol  | 
50 ng/gm | 
CPT Codes
80301 (x10)
Send Out Instructions
| Reference Test Name: | Drug Screen 10 with Reflex Confirmation (AMP,BAR,BZO,COC,PCP,THC,OPI,OXY,MD,TRAM), Meconium | 
| Reference Lab Test Code: | 809313 | 
| Instructions: | Send refrigerated via FedEx Priority Overnight Monday through Friday. Saturday deliveries are accepted. |