… a false positive is identified. In practice, there are many cases where immunoassay positive
… While it is useful to understand some of the common causes of false-positive immunoassay …

… tests to screen urine for drugs of abuse are immunoassays, even though false-positive
results for drugs of abuse have been reported with a number of these rapid-screening products. …

… : Urine drug screening is a common way to test for compliance with medications having
high abuse potential. False-negatives and false-positives … to false-negatives and false-positives, …

… However, the urine drug screen is positive for amphetamines. Mr. L … about false-positive
results in urine drug screening, which shows that, rarely, bupropion can trigger a false positive in …

… False-positive reports on urine drug screens by immunoassay are rare (strength of …
positive results on GC-MS are true positives. Reports of false-positive urine drug screening …

… Additionally, we identify and review methods for detecting tampering of urine screens and
tests. It is recommended that clinicians and researchers involved in urine drug screening and …

… Urine drug screens have been the most common method for … False-positive results of
immunoassays can lead to serious … This article discusses potential false-positive results and false-…

… between 1946 and 2016, using urine drug test, screen, false-positive, false-negative,
abuse, … of urine drug tests that are commonly used and provide an overview of false-positive/false-…

… with positive urine screens for PCP in our hospital from 2007 through 2011, inclusive. Urine
… The objective of this study was to determine the frequency of false-positive urine screens for …

… urine test checks for five categories of drugs: amphetamines, cannabinoids, cocaine, opiates,
and phencyclidine. These urine screening … Positive urine drug screens are highly unlikely …