Practical aspects of hair drug testing Bourland DTAB 7
Practical Aspects of Drug Testing in Human Hair
Laboratory Perspective
James A. Bourland, Ph.D., DABFT
FOR INTERNAL USE ONLY. NOT FOR PRINT OR DISTRIBUTION
Overview of Collection Process
FOR INTERNAL USE ONLY. NOT FOR PRINT OR DISTRIBUTION
2
Hair Collection
Site of Collection - Occipital Crown / Posterior Vertex Cut with Scissors in 2-3 locations close to the scalp Hair aligned in collection container root and distal ends
FOR INTERNAL USE ONLY. NOT FOR PRINT OR DISTRIBUTION
3
Hair Collection Challenges
No head hair Body Hair Weaves Short Head Hair Contamination Claims Variability cutting from the scalp
FOR INTERNAL USE ONLY. NOT FOR PRINT OR DISTRIBUTION
4
Preparing Hair Collection Kit
Alcohol prep used to clean scissors Hair collected from at least 3 regions
occipital crown area
Root ends aligned in the foil Foil placed inside the cardboard
envelope
Cardboard envelope initialed, dated and
sealed
Test request form/ chain of custody
filled out
Envelope placed into plastic bag Test request form placed in outer
pocket of plastic bag
Plastic bag sealed Specimen shipped to the laboratory
FOR INTERNAL USE ONLY. NOT FOR PRINT OR DISTRIBUTION
5
Overview of Accessioning Process
FOR INTERNAL USE ONLY. NOT FOR PRINT OR DISTRIBUTION
6
Overview
Hair Accessioning
Sample Arrives at lab
Sample
Sorting Process ?
Hair
Urine / Oral Fluid
Accessioning Process
Cut/ Weighed
FOR INTERNAL USE ONLY. NOT FOR PRINT OR DISTRIBUTION
7
Hair Accessioning Requirements
Ideal to have Separate Area Isolated Each Station
Scissors Cleaning Solution for Scissors Scale Sharpie Disposable Pads
Accurate Scales Needed to Weigh hair Humidity Control (Reduce static electricity)
FOR INTERNAL USE ONLY. NOT FOR PRINT OR DISTRIBUTION
8
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