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1 lip 2014 · Urine drug screen (UDS) immunoassays are a quick and inexpensive method for determining the presence of drugs of abuse. Many cross-reactivities exist with other analytes, potentially causing a false-positive result in an initial drug screen. Knowledge of these potential interferents is important in determining a course of action for patient care.
Results of urine screening for TCA have an important role in determining early management of patients; however, many commonly prescribed and over-the-counter medications can lead to false-positive results from TCA assays.
18 mar 2017 · Despite the widespread use of urine drug tests (UDTs), there is little published information on how to correctly interpret the results of these tests. Incorrect interpretation of test results (false-positive or false-negative) can have significant consequences (eg, loss of job and incarceration).
Urine drug screen (UDS) immunoassays are a quick and inexpensive method for determining the presence of drugs of abuse. Many cross-reactivities exist with other analytes, potentially causing a false-positive result in an initial drug screen.
18 sie 2016 · By reducing medication-related causes of false-positives and false-negatives, pharmacists can potentially decrease the need for additional testing and the negative consequences of misinterpreted urine immunoassay testing, thus optimizing patient care.
15 sie 2010 · The most commonly used 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.
In this report, we review technical information related to detection methods of urine drug tests that are commonly used and provide an overview of false-positive/false-negative data for commonly misused substances in the following categories: cannabinoids, central nervous system (CNS) depressants, CNS stimulants, hallucinogens, designer drugs ...
