81 results
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
that Can Cause False ... Amphetamine false ... Cannabinoid false ... (Benadryl) • Poppy ... medications #UDS #Utox
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False ... levofloxacin, ofloxacin, poppy ... seeds, poppy oil ... (High Rate of False ... not result in false
False Positive Urine Drug Screens
Amphetamines - Amantadine, brompheniramine. bupropion, chlorpromazine, desipramine, ephedrine, isometheptene, isoxsuprine, labetalol, phentermine,
False Positive Urine ... fluoroquinolones, poppy ... , quetiapine #False
Misinterpretation of Urine Toxicology Screen - False Positives and Negatives

Dr. Y. Jay Lin @JayLin3455

#Urine #Toxicology #UTox
Toxicology Screen - False ... Urine #Toxicology #UTox ... #False #Positives
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... in HbA1c == False ... Transfusions == False ... Transfusions #False
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity False-Positive ... False-Negative
The test characteristics of the heterophile antibody (AKA the monospot test) are not perfect and can
can lead to both false ... positive and false
Abdominal Aortic Aneurysms (AAA) - Summary Sheet
 • Risk Factors
 • Diagnosis
 • Management
 • True
Management • True vs False
The test characteristics of the heterophile antibody (AKA the monospot test) are not perfect and can
can lead to both false ... positive and false
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
and pneumocystis False ... other fungi • False