73 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 ... Benzodiazepine false ... positives: • Coca
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 ... Contingency Table ... #Contingency #Table
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False ... Metabolites • coca ... (High Rate of False ... NSAlDs resulting in false-positive ... not result in false
Crystalloid pH, Contents and Costs Compared
Plasma	pH 7.4
Normal Saline	pH 5.5*	
Ringer’s Lactate pH 6.5	
Plasmalyte A pH 6.5	
Coca-cola pH
Plasmalyte A pH 6.5 Coca-cola ... Contents #Comparison #Table
False Positive Urine Drug Screens
Amphetamines - Amantadine, brompheniramine. bupropion, chlorpromazine, desipramine, ephedrine, isometheptene, isoxsuprine, labetalol, phentermine,
False Positive Urine ... tolmetin Cocaine - Coca ... , quetiapine #False
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
False Positive Lung ... Point on POCUS ... UAlberta_Sono #False ... #LungPoint #POCUS
Hemothorax - Thoracic ultrasound in trauma
False positive for consolidated lung- organized clot in pleural space after
ultrasound in trauma False ... hemorrhagic #clinical #pocus
Deep Vein Thrombosis Ultrasound Pocket Card
Deep Vein Thrombosis Scanning Sites:
 • Common Femoral Vein 
 •
Vein Thrombosis False ... Hematoma - POCUS ... Thrombosis #DVT #pocus
Proximal aorta transverse view caudal to Figure 3. Note inferior vena cava (ivc), aorta (ao), anterior
hyperechoic fat (“clock ... Clinical #Radiology #POCUS
Point-of-care lung ultrasound for diagnosis of Pneumocystis jirovecii pneumonia: notes from the field
Table 3: Description of
from the field Table ... EBM #Diagnosis #POCUS