Common "Hair Follicle Test" queries answered by top doctors | iCliniq
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Hair Follicle Test

The hair follicle test is a reliable toxicological test with wide applications. The window for identifying the presence of a drug in the body is quite long for hair follicle samples. From the blood circulation, the drugs get deposited in the hair. And it stays there for a long time. Hence it can be detected by a hair follicle test after a longer period compared to other body samples.

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What is the connection between urine drug test and hair follicle test?

Query: Hello doctor, I am trying to figure out the conversation between levels on a urine drug test and a hair follicle test. For example, Urine test: 505 ng/ml. THCA. Hair test: 5.95 pg/mg THCA . If there were 32.6 ng/ml cocaine metabolite detected in a urine test, how might that show in a hair drug test?...  Read Full »

Dr. Arul Amuthan L

Dr. Arul Amuthan L

Answer: Hello, Welcome to icliniq.com. In the urine, the metabolites are detected as it is directly coming out from the blood. I mean, it gives a day to day excretion of the metabolite, that is directly proportional to the amount of the specific drug or metabolite in the blood. Whereas, the metabolites or ...  Read Full »

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