• It is vital that physicians are alert to signs and symptoms of arcane drug use by their
patients and be prepared to order appropriate laboratory tests that will assist in …

The study demonstrates that, in May 1987, testing urine for drugs of abuse can be accurate.
All laboratories challenged in this study currently perform such testing under contract and …

Urine drug screening is indicated to evaluate patients who show mental status or behavioral
changes and to monitor the abstinence of drug abusers. The appropriate timing for collecting …

The urine drug test can be useful and reliable for determining drug use patterns only if it is
performed and interpreted using appropriate procedures. The validity of the result of a urine …

Many laboratories are now performing urine drug testing for employers, governmental
agencies, and other institutions. It is now recognized that presumptive positive screening …

A drug-testing program must be designed by the client in consultation with the laboratory.
The test procedures selected for the analytes in question depend on the defined" cutoff" …

Many government agencies and private employers have initiated drug testing programs.
Although the vast majority have started since 1981, many have been in place for several …

Despite the high incidence of substance abuse, it remains a common cause of misdiagnosis.
In patients who have abused or who are currently abusing drugs, symptoms of a psychiatric …

Drug Testing: Medical, Legal, and Ethical Issues Page 1 0740-5472/w $3.00 + .oo Copyright 0
1990 Pergamon Press plc Journal of Substance Abuse Treatment, Vol. 7, pp. Printed in the …

Abstract Recent American and Swedish studies have shown an increase in “false” negative
results when analysing dilute urine specimens for drugs of abuse. In the light of these …