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For hours, walk-ins and appointments.Mephedrone, MDPV, and Methylone, Screen and Confirmation, Urine
CPT:
80307
Synonyms
- MDPV
Expected Turnaround Time
5 - 10 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Specimen Requirements
Specimen
Urine (random)
Volume
10 mL
Minimum Volume
1 mL (Note: This volume does not allow for repeat testing.)
Container
Urine container without preservative
Storage Instructions
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Causes for Rejection
Urine from preservative tube
Test Details
Use
Detect presence of MDPV (methylenedioxypyrovalerone)
Methodology
Initial presumptive testing by liquid chromatography/mass spectrometry (LC/MS-MS) at a testing threshold of 1.0 ng/mL; presumptive positives confirmed by definitive liquid chromatography/mass spectrometry (LC/MS-MS) at a testing threshold of 1.0 ng/mL
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 790350 | Mephedrone, MDPV, Methylone | 790344 | Mephedrone | 67838-3 | ||
| 790350 | Mephedrone, MDPV, Methylone | 790345 | MDPV | 73687-6 | ||
| 790350 | Mephedrone, MDPV, Methylone | 790346 | Methylone | 73686-8 |
| Reflex Table for Mephedrone | ||||||
|---|---|---|---|---|---|---|
| Order Code | Order Name | Result Code | Result Name | UofM | Result LOINC | |
| Reflex 1 | 790338 | Mephedrone + MDPV Confirmation | 790339 | Mephedrone | 72795-8 | |
| Reflex Table for Mephedrone | ||||||
|---|---|---|---|---|---|---|
| Order Code | Order Name | Result Code | Result Name | UofM | Result LOINC | |
| Reflex 1 | 790338 | Mephedrone + MDPV Confirmation | 790343 | MDPV | 72797-4 | |
| Reflex Table for MDPV | ||||||
|---|---|---|---|---|---|---|
| Order Code | Order Name | Result Code | Result Name | UofM | Result LOINC | |
| Reflex 1 | 790338 | Mephedrone + MDPV Confirmation | 790339 | Mephedrone | 72795-8 | |
| Reflex Table for MDPV | ||||||
|---|---|---|---|---|---|---|
| Order Code | Order Name | Result Code | Result Name | UofM | Result LOINC | |
| Reflex 1 | 790338 | Mephedrone + MDPV Confirmation | 790343 | MDPV | 72797-4 | |
| Reflex Table for Methylone | ||||||
|---|---|---|---|---|---|---|
| Order Code | Order Name | Result Code | Result Name | UofM | Result LOINC | |
| Reflex 1 | 790336 | Methylone Confirmation | 790337 | Methylone | 72793-3 | |
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The LOINC® codes are copyright © 1994-2021, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf