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HelpTest ID PCPMC Phencyclidine (PCP) Confirmation, Meconium
Useful For
Detection of in utero drug exposure to phencyclidine up to 5 months before birth
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
MeconiumOrdering Guidance
For chain-of-custody testing, order PCPMX / Phencyclidine (PCP) Confirmation, Chain of Custody, Meconium.
Specimen Required
Supplies: Stool container. Small (Random), 4 oz (T288)
Container/Tube: Stool container
Specimen Volume: 1 g (approximately 1 teaspoon)
Collection Instructions: Collect entire random meconium (newborn’s first bowel movements) specimen.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Meconium | Frozen (preferred) | 28 days |
| Ambient | 28 days | |
| Refrigerated | 28 days |
Reference Values
Negative
Positive results are reported with a quantitative liquid chromatography tandem mass spectrometry result.
Cutoff concentration: 5 ng/g
Day(s) Performed
Monday through Sunday
CPT Code Information
G0480
83992 (if appropriate for select payers)
Report Available
2 to 3 daysReject Due To
| Grossly bloody | Reject; Pink OK |
| Stool | Reject |
| Diapers | Reject |
Forms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.