Clinics and Departments

Laboratory Services

Lab Dept:

Chemistry

Test Name:

MECONIUM DRUG SCREEN (SINGLE DRUG)

General Information

Lab Order Codes:

MDS1 (1 Drug)

Synonyms:

N/A

CPT Codes:

G0431 - Drug Screen, qualitative; single drug class method

Test Includes:

An additional charge will be incurred for any positive drug confirmation, if requested.

Logistics

Test Indications:

N/A

Lab Testing Sections:

Chemistry - Sendouts

Referred to:

MedTox Laboratories (See test codes below for analyte suspected)

Test Code

Analyte Suspected

4001

Amphetamines

4006

Barbituates

4007

Benzodiazepines

4008

Cocaine metabolites

4011

Opiates

4016

Phencyclidine

4017

THC (marijuana) metabolites

4020

Methadone

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

 

Test Availability:

Daily, 24 hours

Turnaround Time:

1-2 days

Special Instructions:

Indicate drug suspected on Request Form. Best when performed 2 - 3 days after birth. See Referred to

Specimen

Specimen Type:

Meconium

Container:

Screw capped, sterile vial

Draw Volume:

5 mL/gm (Minimum: 3 mL/gms) meconium

Processed Volume:

Same as Draw Volume

Note: Submission of the minimum volume results in an elevated reporting limit and inability to repeat analysis.

Collection:

Random collection

Special Processing:

Lab Staff: Refrigerate specimen immediately after collection and until shipment. Ship refrigerated. Order test code on MedTox order form appropriate to drug suspected. See Referred to for a list of test codes and drug names. Forward promptly.

Patient Preparation:

Best when performed 2 - 3 days after birth

Sample Rejection:

Inadequate volume of meconium for testing.

Interpretive

Reference Range:

Negative

Critical Values:

N/A

Limitations:

N/A

Methodology:

Immunoassay (IA)
Confirmations: Gas Chromatography-Mass Spectrophotometry (GC-MS)

References:

MedTox Laboratories (May 2010)

Updates:

10/20/2008: Minimum volume changed from 2.0 to 3.0 grams.
5/6/2010: CPT updates, previously listed as 80101 - Drug Screen, qualitative; single drug class method and 80102 if positive – Drug confirmation, each procedure



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