LSD Confirmation, Quantitative, Urine

CPT: 80323
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Test Details


  • Lysergic Acid Diethylamide


Detect the presence of lysergic acid diethylamide (LSD), an illicit hallucinogen


Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

Specimen Requirements


Urine (random), protected from light


20 mL


Amber plastic urine container without preservative


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


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
790840 LSD, Ur Confirm LC-MS/MS 790833 LSD (Lysergide) N/A

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