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What Specimens Other Than Urine Are Used for the Detection of Drug Abuse?

2/21/2012 8:44 AM | Comments (0) Recommend (10)

By Uttam Garg, PhD, DABCC, DABFT, FACB
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​Illicit drug abuse remains a significant problem.  Drug testing in biological specimens is the most common way to prove and deter drug abuse.  Urine is the most widely used matrix for drugs of abuse testing.   The advantages of urine specimen include that it is well known specimen, drugs concentra...(Read More)
Posted at 2/21/2012 8:44 AM | Tags: TDM/Toxicology
Will the Use of Dried Filter Paper Specimens (blood, plasma, urine) Become More Common in Clinical Laboratories Other Than for Newborn/Metabolic  Screening?

2/14/2012 8:25 AM | Comments (9) Recommend (31)

By Donald H. Chace, PhD, MSFS, FACB
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​Collection of a few drops of blood on filter paper from the heel of newborns has been the specimen of choice in neonatal screening laboratories for nearly 50 years.   Robert Guthrie pioneered the use of this sample collection device for detection of phenylketonuria (PKU).  The filter paper, which ...(Read More)
Posted at 2/14/2012 8:25 AM | Tags: Instrumentation/Technology | Special Populations
Critical Results: Is Your Lab’s Definition Crisp or Muddled?

2/7/2012 8:51 AM | Comments (1) Recommend (69)

By Gregory J. Buffone, PhD
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​Since the introduction of critical results reporting by Lundberg over 30 years ago certain issues have remained controversial to this day, at least at our institution, e.g., is it critical or is it simply medically important information?  And, if it’s medically important is the laboratory obligate...(Read More)
Posted at 2/7/2012 8:51 AM | Tags: Management/Medical Informatics | Government Affairs/Patient Safety
TEG From the Sky

1/31/2012 8:28 AM | Comments (5) Recommend (96)

By Douglas F. Stickle, PhD, DABCC, FACB
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My not-very-long experience as a POCT director is that large things can drop unexpectedly into the realm of the POCT program from great administrative heights. Such was a recent occurrence at our institution regarding startup of thromboelastography (TEG). TEG is not unknown in POCT, and educational...(Read More)
Posted at 1/31/2012 8:28 AM | Tags: Instrumentation/Technology | POC Testing
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