Test Details
Methodology
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Result Turnaround Time
7 - 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.
Use
Detect the presence of lysergic acid diethylamide (LSD), an illicit hallucinogen
Specimen Requirements
Specimen
Urine (random), protected from light
Volume
20 mL
Container
Amber plastic urine container without preservative
Collection Instructions
Use amber plastic urine container with amber top. (If amber containers are unavailable, cover standard urine container completely, top and bottom, with aluminum foil. Identify specimen with patient's name directly on the container and on the outside of the aluminum foil. Secure with tape.) For amber plastic transport tube and amber top, order LabCorp N° 23598.
Storage Instructions
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Causes for Rejection
Specimen not protected from light; urine from preservative tube
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 790840 | LSD, Ur Confirm LC-MS/MS | 790832 | LSD (Lysergide) | ng/ml | 20542-7 | |
| Order Code | 790840 | |||||
| Order Code Name | LSD, Ur Confirm LC-MS/MS | |||||
| Order Loinc | ||||||
| Result Code | 790832 | |||||
| Result Code Name | LSD (Lysergide) | |||||
| UofM | ng/ml | |||||
| Result LOINC | 20542-7 |