>

Labcorp thc cutoff level urine - Urine, blood, hair, saliva, sweat, and nails (toenails and fingernails) are some biological specime

I work in the lab, our cut off range for urine drug screens i

Doctor's Assistant: I understand that you have a question about the THC-COOH cut off level for LabCorps test, FM 590-PP Non-DOT urine, and the hiring employers name …Laboratory Testing Cutoffs & Methods. The following is an explanation of RTL's urine screening and confirmation procedures/cutoff levels. The routine cutoff levels listed below may periodically change. Screen Reporting Levels …Quest/Labcorp THC cutoff? I'm looking on their website and it says the THC initial cutoff is 20ng/ml and not 50 and the confirmation is 10-15ng/ml depending on the place. Can anyone who's taken a test at these places confirm the cutoff? I always thought it was 50 but I was surprised to see differently on the websites 62 comments New Add a CommentInitial presumptive testing by immunoassay at the following testing threshold: tetrahydrocannabinol (THC), 5.0 ng/ml. Presumptive positives confirmed to limit of quantitation by definitive chromatography mass spectrometry (GC/MS or LC/MS-MS).Initial presumptive testing by immunoassay at the following testing thresholds: amphetamines, 50 ng/mL; barbiturates, 0.1 μg/mL; benzodiazepines, 20 ng/mL; cocaine metabolite, 25 ng/mL; fentanyl, 1.0 ng/mL; methadone, 25 ng/mL; meperidine, 100 ng/mL; opiates, 5 ng/mL; oxycodones, 5 ng/mL; phencyclidine (PCP), 8 ng/mL; propoxyphene, 50 ng/mL ...hair – have their advantages, urine drug testing is by far the most flexible and customizable. With hundreds of different combinations of illicit and other commonly-abused drugs, order codes and cutoff levels, there’s a urine drug test panel for almost any testing reason.Summary. A 10-panel drug test is a common way to check for various drugs in a person’s body. It typically involves testing urine for drugs, such as cannabis, opioids, and more. Typically, traces ...Why are screening and confirmation cut-off levels different? What methodologies does Labcorp use to perform confirmation testing? What testing methodology does Labcorp use to perform initial drug screening? Amphetamine testing Why isn't MDMA detected in my standard amphetamine screen? What is the drug MDMA/Ecstasy?Edit (11/3/21): I made this post on 10/28/21. For anyone who finds this thread later on, I called Castlebranch directly and the THC cutoff at my school is 50 ng/ml. I would imagine that any school that accepts federal funding also follows the federal testing standards, but I encourage y'all to contact CB directly through the helpline number in ...Frequently asked questions: Workplace Drug Testing. Please review the frequently asked questions below. Not a patient? Visit Health Care Provider Help.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.If you are faced with LabCorp oral fluid drug testing then Oral Clear gum is your best option. Pop the capsule in your mouth, swill it around for 30 seconds, then swallow the lot. It will neutralize your saliva for about 15 minutes. Tags: LabCorp Drug Testing. Learn all about LabCorp drug testing procedures in five minutes.Drug detection times. What is the detection time for drugs in oral fluid, blood, and hair? See the Drug Testing Options Summary. (link is external) for general guidelines of drug detectability in the various testing matrices. Turnaround times are subject to change. Was this helpful?The initial screening process does not measure the specific amount of drug present in urine samples. It provides either a negative or a presumptive positive result, indicating the absence …Initial presumptive testing by immunoassay at a testing threshold of 5 ng/mL; presumptive positives confirmed to limit of quantitation by definitive liquid chromatography/tandem mass spectrometry (LC/MS-MS) LabCorp test details for Tetrahydrocannabinol (THC, marijuana), Screen with Confirmation, serum. Passed a quest diagnostics pre-employment urine test with detox drink. This is the Quest Diagnostics test I took broken down into plain English. 50 = 50 ng/ml cutoff limit for THC (Should point out when you look up the lab code it says confirmatory 15 ng/ml cut off for THC) My smoking frequency: 1-2.5 grams of good weed per day.Amphetamines, such as ecstasy, crystal meth, or Ritalin. Phencyclidine, also called PCP or angel dust. Cocaine and crack cocaine. Opiates, such heroin, oxycodone, or hydrocodone. Marijuana. Although 5-panel tests do not screen for the presence of alcohol, labs may offer an add-on to include alcohol detection.Cutoff levels are expressed in nanograms (ng) per milliliter (mL) for urine and oral fluid testing or picograms (pg) per milligram (mg) for hair testing. It is important to select a specimen type and cutoff level based on the desired window of detection and any regulatory requirements. Only when a drug or drug metabolite is identified at a ...Drug Testing Cut Off levels for the standard 5 panel drug urine test, DOT drug test and other drug test panel configurations can be found at: Charts – Cutoff Levels Many non-regulated employers mirror the cutoff levels established by the government while others customize their drug testing panels to be more sensitive to certain drugs based upon …A seven-panel drug test is a test that detects seven specific drugs, substances and their metabolites using one urine sample. This type of test detects THC/marijuana, cocaine, morphine, methamphetamines, oxycodone, benzodiazepines and barbi...cannabis can stay in your urine anytime from 5 - 95 days. In this table you can find general detection times for weed. Remember that these are not a guarantee and can vary by person. Marijuana Detection Time Chart. Urine Drug Test. 1 time only. 5-8 days. 2-4 times per month. 11-18 days.The cut-off level is measured in nanograms per milliliter in a urine drug test. The test will read as negative or “not detected” if this number is below the cut-off, even if there was still a measurable presence of drugs. The cut-off for a urine drug test is different than the cut-off for other forms of testing, such as a hair sample.Marijuana (THC) 3 ng/mL. 1.5 ng/mL. Methamphetamines. 120 ng/mL. 120 ng/mL. Opiates. Codeine, morphine, hydrocodone, ... Urine Testing Certifications & Cutoff Levels; Urine DOT drug test; Urine testing FAQs; Benefits of Drug Testing with Us; Industry focused drug screening solutions; Our company.TABLE 1 TO PARAGRAPH (a) (1)— URINE, INITIAL TEST CUTOFF LEVELS FOR DRUGS AND DRUG METABOLITES. 1 Morphine is the target analyte for codeine/morphine testing. 2 Either a single initial test kit or multiple initial test kits may be used provided the single test kit detects each target analyte independently at the specified cutoff.Ask a drugtester almost anything. : r/IAmA. I test your pee for all kinds of drugs. Ask a drugtester almost anything. I work for a major clinical laboratory company which handles many thousands of unique urine, blood, and oral samples a day. We test for almost every recreational drug, as well as additional testing to make sure you haven't ...Why are screening and confirmation cut-off levels different? What methodologies does Labcorp use to perform confirmation testing? What testing methodology does Labcorp use to perform initial drug screening? Amphetamine testing Why isn't MDMA detected in my standard amphetamine screen? What is the drug MDMA/Ecstasy?Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC; 733692: 733692 9+Oxycodone+Crt-Scr: 737690: Amphetamines Screen, Urine LabCorp’s policy is to provide physicians, in each instance, with the flexibility to choose appropriate tests for the ... URINE DRUG TESTING LabCorp is an industry-leading provider of urine drug testing services . 3 Monitor 10-Drug Class Profile (LabCorp MedWatch®) ... Cannabinoid (THC) + + 737735 Cocaine + + 737752 Fentanyl + 764220 ...Initial presumptive testing by immunoassay at the following testing thresholds: Amphetamines, 100 ng/gm; Barbiturates, 100 ng/gm; Benzodiazepines, 100 ng/gm; Cocaine and metabolites, 50 ng/gm; Methadone, 50 ng/gm; Opiates, 50 ng/gm; Oxycodones, 50 ng/gm; Phencyclidine (PCP), 25 ng/gm; Tetrahydrocannabinol (THC) metabolite, 25 ng/gm; Tramadol ...Which the cutoff is 50 Ng/ml. If you fail the initial screen (dipstick test) meaning you’re at 50 ng/ml or above then a confirmation test is done to see exactly what drug (s) is in your system and how much of the drug (s) are in your system. If you pass the initial screen then you’re good but to pass the initial screen you need to be 49 or ... For a Qualitative Immunoassay (IA) urine drug test, 50ng/ml is the usual cut-off level for pre-employment THC tests. In some cases, this cut-off can be as high as 100 ng/ml and as low as 15 ng/ml, which is the case in a Confirmatory GC/MS urine drug test. Changing the cut-off indicates that either the test method or its sensitivity has changed.Mine was a urine test through quest or labcorp, determined by the school. ... hey quick question. do you know if the cut off level for labcorp is also 20 ng/ml for clinical? ... Did you ever find out what the cutoff levels for THC are for the Castle Branch- Labcorp test? Currently in this situation. Testing at home negative at 50ng/mL but ...Labcorp drug testing question. Discussion in ' Marijuana Consumption Q&A ' started by Scaredemployee77, Sep 17, 2016 . use to be a daily smoker of locally grown nugs. Haven't smoked in 40 days. Passed a home RediTest 50ng/ml drug test today on my 2nd void of the day drank nothing but 2 cups of coffee.The screening cutoff levels were reached with multiple cannabinoids being tested that registered above the screening test cutoff level (1 pg/mg). When the specimen went into separate confirmation testing (an entirely different test from start to finish) only Carboxy THC was being measured, with different cutoff levels (0.05 pg/mg).Labcorp test details for Ethyl Alcohol, Screen with Confirmation, Urine (Labcorp MedWatch®) (Confirmation Performed at an Additional Charge)Labcorp cut off thc Whats the labcorb cuttoff level for urine Whats the cut off level for weed in labcorbs Lab corp thc cutoff levels Community Experts online right now. Ask for FREE.Hi u/heartofash7 , cannabis can stay in your urine anytime from 5 - 95 days. In this table you can find general detection times for weed. Remember that these are not a guarantee and can vary by person. Marijuana Detection Time Chart. Urine Drug Test. 1 time only. 5-8 days. 2-4 times per month.Positive cutoff: 15 ng/mL. For medical purposes only; not valid for forensic use. The drug analyte detected in this assay, 9-carboxy THC, is a metabolite of delta-9-tetrahydrocannabinol (THC). Detection of 9-carboxy THC suggests use of, or exposure to, a product containing THC. This test cannot distinguish between prescribed or non-prescribed ...Nanograms per milliliter, abbreviated ng/mL, is the unit of measure most commonly used to express drug testing cut-off levels and quantitative test results in urine and oral fluid. A nanogram is 10-9 grams. yes. no. May 31, 2022 · Drug Detection Times & Cut-Off Levels (LabCorp, Quest, And Others) Drug detection times are another problematic issue to discuss. One person could be undetectable within two days while another person could take twice as long simply because of the way that metabolism works, due to the state of general health, or because of some other reason. You can probably always pass a 50ng test with those habbits, and most drug tests use the 50ng cutoff. If they sent it to a lab they may be able to find it but I doubt it. But for future reference, abstain from working out in the days before a drug test. Thc stores in fat so when you work out it can release more of it.Cutoff = 1000. Barbiturates, Cutoff = 200. Benzodiazepines, Cutoff = 200. Cocaine, Cutoff = 300. Opiates, Cutoff = 300. PCP, Cutoff = 25. Marijuana (THC) ...It’s a toss up. Clinic drug tests can detect 1ng. There are supposed to be cut off levels. The test you took probably had a cutoff level of 30-50ng. I’ve heard lab tests have a cutoff of 15ng. I don’t mean to make you nervous, but you could be totally fine too. I looked it up.Urine, blood, hair, saliva, sweat, and nails (toenails and fingernails) are some biological specimens used to perform laboratory drug testing, and they provide different levels of …Hi u/ClumsyTortoise , cannabis can stay in your urine anytime from 5 - 95 days. In this table you can find general detection times for weed. Remember that these are not a guarantee and can vary by person. Marijuana Detection Time Chart. Urine Drug Test. 1 time only. 5-8 days. 2-4 times per month.And urine is good for a few hours up to 4 days for most drugs, but 30 days or more for heavy marijuana use. Federal drug testing cutoff levels. Cutoff levels for federally regulated drug testing programs are established based on mandatory guidelines set by U.S. Department of Health and Human Services (HHS). The US Department of Transportation ... The cut-off levels for distinguishing positive from negative specimens is not universal and depends on the laboratory or agency conducting the test commonly either 20 ng/mL, 50 ng/mL, or 100 ng/mL. In federal drug-free workplace programs, the cutoff for an initial test of marijuana metabolites is 50 nanograms per milliliter (ng/mL), while the ...These are (as far as I can tell) the industry-standard drug test cut-off levels: Amphetamine 150 ng/mL; Cocaine metabolites 15 ng/mL; Marijuana 3 ng/mL; Methamphetamines 120 ng/mL; Opiates 30 ng/mL; Oxycodones 30 ng/mL; Phencyclidine (PCP) 3 ng/mL; But, please don’t get hung up on cut-off levels.Labcorp test details for Buprenorphine Medication Assisted Treatment Monitoring 2, Urine ... THC (Marijuana Mtb) IA: ng/mL: 18282-4:Description: Urine Marijuana (Cannabinoid) Confirmation, low cut off limit (Labcorp) The Marijuana (Cannabinoid) Confirmation Test provides a more sensitive testing option than the Cannabinoid component of most common drug screens. This test has a cutoff level of 10 ng/ml rather than the standard cutoff of 50 ng/ml. Positive test results will provide a …Labcorp test details for Cannabinoid (THC), Screen Only, Urine Skip to main content Open Menu ... Urine: 737733: Cannabinoid Screen, Urine: ng/mL: 18282-4: 701869:TABLE 1 TO PARAGRAPH (a) (1)— URINE, INITIAL TEST CUTOFF LEVELS FOR DRUGS AND DRUG METABOLITES. 1 Morphine is the target analyte for codeine/morphine testing. 2 Either a single initial test kit or multiple initial test kits may be used provided the single test kit detects each target analyte independently at the specified cutoff.Labcorp offers lab-based oral fluid specimen collections in its network of company owned and operated patient service centers (PSCs). Lab-based oral fluid drug testing provides a simple method to collect chain of custody drug screen specimens almost anywhere. The oral fluid collection is directly observed, making it less susceptible to specimen ... The immunoassy test detects whether the THC metabolites exist in the sample above the cutoff limit. For LabCorp (And DOT Tests in general), this cutoff limit is 40ng/ml. It does not indicate the actual concentration level, just whether or not it is greater than or less than this cutoff. Labs will test for dilution and adulterants.Apr 20, 2022 · For a urine test, you will pee into a cup. The cup will have a temperature strip on the side. Within four minutes of handing it over they must record the temperature, and it must read between 90°F and 100°F to be valid. Mouth swab drug testing is slightly different; they will obviously be in the room with you. You can probably always pass a 50ng test with those habbits, and most drug tests use the 50ng cutoff. If they sent it to a lab they may be able to find it but I doubt it. But for future reference, abstain from working out in the days before a drug test. Thc stores in fat so when you work out it can release more of it.A drug cutoff level determines the levels at which a given amount of illicit drugs would be considered positive for drug testing. Drug testing cutoff levels are measured in nano-grams per milliliter (ng/ml). Drug cutoff levels aid drug-testing measures by preventing false positives from occurring, such as a positive identified for abusing cocaine based on consumption of poppy seeds.Details Back to Top Categories Classes Tetrahydrocannabinol (THC, marijuana), Screen with Confirmation, serum TEST: 700834 CPT: 80307 Print Share Synonyms Marijuana; THC; Mary Jane; Reefer Expected Turnaround Time 5 daysThe trans-3'-hydroxycotinine metabolite may persist in urine for weeks after cessation of long-term or heavy use of nicotine products. Urine metabolite testing is also recommended to determine active or passive exposure, although testing cannot differentiate the two definitively. Anabasine, a tobacco alkaloid, can also be detected in urine and ...Urine Drugs of Abuse Laboratory Testing. Our objective is to help clients detect and prevent drug and alcohol abuse by providing convenient, reliable and accurate urine tests. Benefits. Our professional laboratory staff performs screening and confirmation with state-of-the-art technology and equipment. After initial screening for presumptive ...Laboratory testing for marijuana 4,5. Urine testing is commonly used to detect marijuana use. Cannabinoid immunoassay methods typically use an antibody directed against one of the metabolites of THC known as carboxy-tetrahydrocannabinol, or carboxy-THC. ... While it is possible if using the lower 20 ng/mL cutoff, it really depends on the size ...If you are faced with LabCorp oral fluid drug testing then Oral Clear gum is your best option. Pop the capsule in your mouth, swill it around for 30 seconds, then swallow the lot. It will neutralize your saliva for about 15 minutes. Tags: LabCorp Drug Testing. Learn all about LabCorp drug testing procedures in five minutes. Jul 3, 2014 · Physician / Surgeon. Doctoral Degree. 11,898 satisfied customers. I had a 90 day hair follicle test. The cutoff was 200 for. I had a 90 day hair follicle test. The cutoff was 200 for oxycodone and I failed and has 327 oxycodone. I want to know if that shows that I took a lot or … read more. Labcorp drug testing question. Discussion in ' Marijuana Consumption Q&A ' started by Scaredemployee77, Sep 17, 2016 . use to be a daily smoker of locally grown nugs. Haven't smoked in 40 days. Passed a home RediTest 50ng/ml drug test today on my 2nd void of the day drank nothing but 2 cups of coffee.Labcorp Cutoffs It's the same cutoff level as the at home tests you can buy at a drugstore. When in doubt, take a test before you go in for the Labcorp one just so you'll know what to expect. Hope this helps 1 InMyFactpinion • 3 yr. ago Do they only use the confirmation cut off levels if you test positive on the regular screening? ksangsWe would like to show you a description here but the site won’t allow us.Drug detection times. What is the detection time for drugs in oral fluid, blood, and hair? See the Drug Testing Options Summary. (link is external) for general guidelines of drug detectability in the various testing matrices. Turnaround times are subject to change. Was this helpful?When taking a urine or saliva test, your cut-off levels are measured in nanograms per milliliter, and for hair testing, cut-off levels are determined by picograms per milligram. For a selected specimen to be considered positive, the amount of a specific substance must be present in the sample during the specified detection window.We found that the saliva cotinine cutoff value range of 10–25 ng/mL, serum and urine cotinine cutoff of 10–20 ng/mL and 50–200 ng/mL, respectively, have been commonly used to validate self-reported smoking status using a 2 × 2 table or a receiver operating characteristics (ROC) curve. We also found that recent large population-based ...A drug cutoff level determines the levels at which a given amount of illicit drugs would be considered positive for drug testing. Drug testing cutoff levels are measured in nano-grams per milliliter (ng/ml). Drug cutoff levels aid drug-testing measures by preventing false positives from occurring, such as a positive identified for abusing cocaine based on consumption of poppy seeds.Hi y'all. I'm 44 days clean from marijuana to prepare for my pre-program drug test and nursing school itself. I've paid for two lab tests out of pocket, one with a 50 ng/ml cutoff (which I passed at 38 days clean) and one with a 20 ng/ml cutoff (which I failed at 41 days clean).Not a patient? Visit Health Care Provider Help . Why are screening and confirmation cut-off levels different? Simply stated, screening and confirmation testing are performed using different testing methodologies that have different specificity and sensitivity.Oral fluid drug test common cutoff levels ; Methylenedioxymethamphetamine (MDMA). 50. 30 ; Methadone (MTD). 30. 20 ; Opiates (OPI). 40. 2 ; Marijuana (THC). 12. 2.Quest Diagnostics offers a variety of drug test panels and cutoff levels in addition to the federally-mandated SAMHSA / US Department of Transportation (DOT) 5-drug panel. Certifications …Labcorp test details for Dextromethorphan (DM) and Metabolite, Quantitative, Urinewhether Respondent's urine contained THC metabolites above the cutoff level/standard used in ... and does CBD THC ratio testing for Labcorp, which has been cited ...Jun 24, 2021 · A drug cutoff level determines the levels at which a given amount of illicit drugs would be considered positive for drug testing. Drug testing cutoff levels are measured in nano-grams per milliliter (ng/ml). Drug cutoff levels aid drug-testing measures by preventing false positives from occurring, such as a positive identified for abusing cocaine based on consumption of poppy seeds. Quick answer: A faint line on a drug test is deemed a NEGATIVE TEST RESULT, which suggests that the test did not discover any trace of that substance above the test’s cutoff level. When you see two lines (no matter if it's a very faint line on a drug test for THC or a dark line), it means that the result of your test is negative.If you’re using …Cocaine: It is typically detectable in urine for 2-4 days, but chronic use may be detectable for a longer period. Amphetamines: Amphetamines like methamphetamine and Adderall can be detected in urine for 1-4 days. Opiates: Drugs like heroin, morphine, and codeine can be detected in urine for 2-4 days. Benzodiazepines: Prescription …For a urine test, you will pee into a cup. The cup will have a temperature strip on the side. Within four minutes of handing it over they must record the temperature, and it must read between 90°F and 100°F to be valid. Mouth swab drug testing is slightly different; they will obviously be in the room with you.Details Back to Top Carboxy-THC (Marijuana Metabolite) Confirmation, quantitative, urine TEST: 149 CPT: 80349 Print Share Synonyms Marijuana; THC; Mary Jane; Reefer Expected …A calcium in urine test measures calcium levels in urine. Abnormal calcium levels may indicate a kidney stone or other medical condition. Learn more. A calcium in urine test measures the amount of calcium in your urine (pee). If your urine ...Marijuana Δ 9-Tetrahydrocannabinol (THC) Interpretation. The parent drug, Δ 9-tetrahydrocannabinol (THC), has a clearance half-life of less than 30 minutes and is not detectable in urine.Following a dose of THC, the metabolite typically appears in the urine within 60 minutes, but can take as long as 4 hours.To assist in distinguishing whether a positive urine THC test is exclusively the result of CBD use.I'm not sure about the cutoff levels unfortunately. I'm the opposite, I'm a short heavy set female🤣 I just had one low dose gummy the 20th and another on the 27th but people say it metabolizes differently and is stored in fat cells so yikes. My tests have looked like yours for 4 days now but I'm picking up qcarbo32 tomorrow.I'm not sure about the cutoff levels unfortunately. I'm the opposite, I'm a short heavy set female🤣 I just had one low dose gummy the 20th and another on the 27th but people say it metabolizes differently and is stored in fat cells so yikes. My tests have looked like yours for 4 days now but I'm picking up qcarbo32 tomorrow.If you are faced with LabCorp oral fluid drug testing then Oral Clear gum is your best option. Pop the capsule in your mouth, swill it around for 30 seconds, then swallow the lot. It will neutralize your saliva for about 15 minutes. Tags: LabCorp Drug Testing. Learn all about LabCorp drug testing procedures in five minutes.Summary. A urine drug test can detect both illegal and prescription drugs in a person’s system. Doctors, sports officials, and many employers require these tests regularly. Urine tests are a ...Drinking a large amount of water does dilute the urine sample, but this is only applicable if the individual was already very close to the cutoff level of the test to begin with. Example: If the cutoff level is 40 ng/ml and the person had 43 ng/ml of the drug in their urine, they might be able to lower it to 39.3 ng/ml by drinking a lot of water.Screening and confirmation testing are performed using different methodologies that require different cutoff levels. The cutoff levels of an immunoassay (screen) are typically higher than those of a more sensitive GC-MS or LC-MS/MS confirmation test. The reason is that they test for a larger group of parent compounds, metabolites and other ...You can probably always pass a 50ng test with those habbits, and most drug tests use the 50ng cutoff. If they sent it to a lab they may be able to find it but I doubt it. But for future reference, abstain from working out in the days before a drug test. Thc stores in fat so when you work out it can release more of it.Sources of ethyl alcohol include alcoholic beverages or, in some cases as a fermentation product of glucose, which can, LabCorp usually follows the federal protocols of a 50ng cutoff level for thc metabol, A 10-panel drug screen identifies metabolites in your system, which are chemicals that remain after your body metabo, Jun 24, 2021 · A drug cutoff level determines the leve, Labcorp drug testing question. Discussion in ' Marijuana Consumpti, TEST: 700834 CPT: 80307 Print Share Synonyms Marijuana; THC; Mary Jane; , Not a patient? Visit Health Care Provider Help . What is the detection time for drugs in urine? See the Drugs o, Mine was a urine test through quest or labcorp, determined by the , These are the cut-off levels for a five-panel drug tes, What the cutoff for urine on labcorp 10 panel 789901? , Dec 22, 2022 · 2 An immunoassay must be calibrated with the targ, Order Code Order Code Name Order Loinc Result Code Result , Quantification of urine drug levels Drug concentratio, Order Code Order Code Name Order Loinc Result Code Resu, You can probably always pass a 50ng test with those habbits, and, Drug (and Some common Detectable duration Urine cut–off point, Urine drug tests check for the concentration of THC-COOH in , Order Code Order Code Name Order Loinc Result Code Result Code Name U.