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Test Catalog
THCU - Overview: Delta-8 and Delta-9-Carboxy-Tetrahydrocannabinol (THC) Confirmation, Random, Urine
Detection and confirmation of drug use of cannabis/marijuana and to specifically identify and quantify delta-8-carboxy tetrahydrocannabinol (THC-COOH) and delta-9-THC-COOH
Detection and confirmation of drug use of cannabis/marijuana and to specifically identify and quantify delta-8 carboxy tetrahydrocannabinol (THC-COOH) and delta-9-THC-COOH Chain of custody is required whenever the results of testing could...
FHCCF - Overview: THC Confirmation, MS, SP
THC Confirmation, MS, SP
FMARX - Overview: THC, MS, WB/SP Rfx
THC, MS, WB/SP Rfx
Measuring the delta-9 carboxy-tetrahydrocannabinol to creatinine ratio to detect use of tetrahydrocannabinol
Detecting in utero drug exposure to marijuana (tetrahydrocannabinol) up to 5 months before birth
Detecting in utero drug exposure to marijuana (tetrahydrocannabinol) up to 5 months before birth Chain of custody is required whenever the results of testing could be used in a court of law. Its purpose is to protect the rights of the...
Monitoring acute (ie, short-term) drug use in addiction treatment or pain management settings as part of a rotational drug testing strategy Presumptive screening for amphetamine, methamphetamine, opioids/opiates (targeting morphine,...
FMARI - Overview: Cannabinoid Analysis, Whole Blood
Cannabinoid Analysis, Whole Blood
Measuring the delta-9 carboxy-tetrahydrocannabinol to creatinine ratio as a part of a profile
FCDSU - Overview: Comprehensive Drug Screen, Umbilical Cord Tissue
Comprehensive Drug Screen, Umbilical Cord Tissue
FCDU7 - Overview: Cannabinoids, Umbilical Cord Tissue
Cannabinoids, Umbilical Cord Tissue
FCBDS - Overview: Cannabidiol, Serum
Cannabidiol, Serum
DASM5 - Overview: Drugs of Abuse Screen, Meconium 5
Identifying amphetamines (and methamphetamines), opiates, phencyclidine, as well as metabolites of cocaine and marijuana in meconium specimens
DASM4 - Overview: Drugs of Abuse Screen, Meconium 4
Identifying amphetamines (and methamphetamines), opiates, as well as metabolites of cocaine and marijuana in meconium specimens
DSM5X - Overview: Drugs of Abuse Screen 5, Chain of Custody, Meconium
Identifying amphetamines (and methamphetamines), opiates, and phencyclidine, as well as metabolites of cocaine and marijuana in meconium specimens Chain of custody is required whenever the results of testing could be used in a court of...
DSM4X - Overview: Drugs of Abuse Screen 4, Chain of Custody, Meconium
Identifying amphetamines (and methamphetamines) and opiates, as well as metabolites of cocaine and marijuana in meconium specimen Chain of custody is required whenever the results of testing could be used in a court of law. Its purpose is...
PN10X - Overview: Pain Clinic Survey 10, Chain of Custody, Random, Urine
Detecting drug use involving amphetamines, barbiturates, benzodiazepines, cocaine, methadone, opiates, phencyclidine, and carboxy-tetrahydrocannabinol This chain-of-custody test is intended to be used in a setting where the test results...
CDAU7 - Overview: Drug Abuse Survey with Confirmation, Panel 9, Random, Urine
Detecting drug abuse involving, amphetamines, barbiturates, benzodiazepines, cocaine, ethanol, methadone, opiates, phencyclidine, and tetrahydrocannabinol This test is intended to be used in a setting where the test results can be used...
CDA7X - Overview: Drug Abuse Survey with Confirmation, Panel 9, Chain of Custody, Random, Urine
Detecting drug abuse involving alcohol, amphetamines, barbiturates, benzodiazepines, cocaine, methadone, opiates, phencyclidine, and tetrahydrocannabinol This chain-of-custody test is intended to be used in a setting where the test results...
PANOX - Overview: Pain Clinic Survey 10, Chain of Custody, Random, Urine
Detecting drug use involving amphetamines, barbiturates, benzodiazepines, cocaine, methadone, opiates, phencyclidine, and tetrahydrocannabinol This chain-of-custody test is intended to be used in a setting where the test results can be...
CSMPU - Overview: Controlled Substance Monitoring Panel, Random, Urine
Detecting drug use involving stimulants, barbiturates, benzodiazepines, cocaine, opioids, and tetrahydrocannabinol This test is not intended for use in employment-related testing.
Detecting drug use involving stimulants, barbiturate, benzodiazepines, cocaine, opioids, tetrahydrocannabinol, and alcohol This test is not intended for use in employment-related testing.
FD10S - Overview: Drugs of Abuse Screen, Serum
Drugs of Abuse Screen, Serum
FDA1S - Overview: Drugs of Abuse (10 panel) and Alcohol Screen, Serum
Drugs of Abuse (10 panel) and Alcohol Screen, Serum
Detecting drug use involving stimulants, barbiturate, benzodiazepines, cocaine, opioids, tetrahydrocannabinol, alcohol, and nicotine This test is not intended for use in employment-related testing.
Detecting drug use involving stimulants, barbiturate, benzodiazepines, cocaine, opioids, and tetrahydrocannabinol This test is not intended for use in employment-related testing.
PNRCH - Overview: Drug Immunoassay Panel, Urine
Detecting drug use involving barbiturates, cocaine, and carboxy-tetrahydrocannabinol This test is not intended for use in employment-related testing.
Site Search
Accurately characterize marijuana use through urine THC testing - Insights
monitoring evaluation, which identifies metabolites of both delta-9 tetrahydrocannabinol (THC) and delta-8 THC to accurately identify and characterize patients’ marijuana use....
Marijuana - Mayo Clinic Laboratories
Marijuana Δ9-Tetrahydrocannabinol (THC) Interpretation The parent drug, Δ9-tetrahydrocannabinol (THC), has a clearance half-life of less than 30 minutes and is not detectable...detectable in urine. Following a dose of THC, the metabolite...
of marijuana in a patient, and teaches how to calculate the carboxy-tetrahydrocannabinol (carboxy-THC) to creatinine ratio along with a decision ratio by demonstrating its clinical utility via case study...
Mayo Clinic Laboratories’ robust portfolio of clinically supported assays to test for marijuana use is consistent with professional recommendations.
Confirmatory testing - Insights
Use of mass spectrometry technology in Mayo Clinic Laboratories’ confirmatory drug testing enables accurate identification of parent drugs and metabolites, equipping providers with confidence about their patients’ drug use.