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HelpTest Code PCPMC Phencyclidine (PCP) Confirmation, Meconium
Reporting Name
PCP Confirmation, MeconiumUseful For
Detection of in utero to phencyclidine (PCP) exposure 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 specimen.
Specimen Minimum Volume
0.3 g (approximately 1/4 teaspoon)
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Meconium | Frozen (preferred) | 28 days | |
| Ambient | 28 days | ||
| Refrigerated | 28 days |
Reference Values
Negative
Positives are reported with a quantitative liquid chromatography tandem mass spectrometry result.
Cutoff concentration: 5 ng/g
Day(s) Performed
Monday through Sunday
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
83992
G0480 (if appropriate)
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PCPMC | PCP Confirmation, Meconium | 92816-8 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 89069 | PCP Confirmation, Meconium | 92816-8 |
| 29905 | Interpretation | 69050-3 |
Report Available
2 to 3 daysReject Due To
| Grossly bloody | Reject |
| Pink-colored specimen | OK |
| Stool Diapers |
Reject |
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Forms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.