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HelpTest ID PCPX Phencyclidine Confirmation, Chain of Custody, Random, Urine
Useful For
Detection of drug abuse involving phencyclidine (street names: angel dust, hog, or angel hair) in urine specimens handled through the chain-of-custody process
Method Name
Immunoassay/Gas Chromatography-Mass Spectrometry (GC-MS) Confirmation with Quantitation
Reporting Name
Phencyclidine Confirmation, CoC, USpecimen Type
UrineOrdering Guidance
This test is for situations that require the chain-of-custody process. For testing not requiring chain of custody, order PCPU / Phencyclidine Confirmation, Random, Urine.
Specimen Required
Supplies: Chain of Custody Kit (T282)
Container/Tube: Chain-of-Custody Kit containing the specimen containers, seals, and documentation required.
Specimen Volume: 10 mL
Collection Instructions: Collect specimen in the container provided, seal, and submit with the associated documentation to satisfy the legal requirements for chain-of-custody testing.
Specimen Minimum Volume
5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 14 days | |
| Frozen | 14 days | ||
| Ambient | 72 hours |
Reference Values
Negative
Cutoff concentrations
IMMUNOASSAY SCREEN
<25 ng/mL
PHENCYCLIDINE BY GC-MS
<10 ng/mL
Day(s) Performed
Tuesday, Thursday
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
83992
G0480 (if appropriate)
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PCPX | Phencyclidine Confirmation, CoC, U | 16254-5 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 6672 | Phencyclidine Immunoassay Screen | 19659-2 |
| 36229 | Phencyclidine-by GC/MS | 16254-5 |
| 36230 | Phencyclidine Interpretation | 69050-3 |
| 36231 | Chain of Custody | 77202-0 |
Test Classification
This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.Additional Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| COCH | Chain of Custody Processing | No | Yes |
| ADLTX | Adulterants Survey, CoC, U | Yes | Yes |
Testing Algorithm
Testing for adulterants will be performed on all chain of custody urine samples per regulatory requirements.
Report Available
2 to 8 daysNY State Approved
YesForms
1. Chain-of-Custody Request is included in the Chain-of-Custody Kit (T282).
2. If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.