Referred Tests
| Web: | mayocliniclabs.com |
|---|---|
| Email: | mcl@mayo.edu |
| Telephone: | 800-533-1710 |
| International: | +1 855-379-3115 |
| Values are valid only on day of printing. | |
Test ID: THCMX
11-nor-Delta-9-Tetrahydrocannabinol-9-Carboxylic Acid (Carboxy-THC) Confirmation, Chain of Custody, Meconium
Specimen Type 
Describes the specimen type validated for testing
Meconium
Shipping Instructions
Recommend overnight shipment.
Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing
Container/Tube: Chain-of-Custody Meconium Kit (T653) includes the specimen containers, seals, and documentation required.
Specimen Volume: 1 g (approximately 1 teaspoon)
Collection Instructions: Collect entire random meconium specimen.
Additional Information: Specimens that arrive with a broken seal do not meet the chain of custody requirements.
Forms
1. Chain-of-Custody Request is included in the Chain-of-Custody Meconium Kit (T653).
2. If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.
Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory
0.3 g (approximately 1/4 teaspoon)
Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected
| Grossly bloody | Reject; Pink OK |
| Stool Diapers | Reject |
Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Meconium | Frozen (preferred) | 28 days | |
| Refrigerated | 21 days | ||
| Ambient | 14 days |