26 results
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False ... Drug Screens (UDS ... (High Rate of False ... DrugScreening #UDS ... #Testing #Laboratory
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
that Can Cause False ... drug screens (UDSs ... Amphetamine false ... #drug #tests #differential ... #medications #UDS
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 ... highlight selected differentials ... UAlberta_Sono #False ... #LungPoint #POCUS
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
that may cause false ... #DrugScreens #UDS ... FalsePositive #Testing
Agents Causing Potential False-Positive Results With Urine Drug Screening 

#Urine #DrugScreens #UDS #Laboratory #Toxicology #Diagnosis #FalsePositive
Causing Potential False-Positive ... #DrugScreens #UDS ... FalsePositive #Testing
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... Specificity and False ... not available in US ... in BAL does not differentiate ... Galactomannan #Fungal #Testing
Helicobacter Pylori (H. pylori) Infection - Diagnosis and Management - GrepMed Handbook
Presentation: Dyspepsia / Peptic Ulcer
Ag, Urea Breath Testing ... (UBT) - ↑ false ... hold 2w before testing ... (IgG) - cannot differentiate
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Pancytopenia - Workup and Differential ... Eating disorders ... • Hypoplastic MDS ... Pancytopenia #Workup #Differential
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
breakthrough IFI in HM • False ... not available in US ... BAL GM does not differentiate ... recipients, CGD pts • False ... Frozen ice-pops (in setting
Causes of Gallbladder Wall Thickening - Differential Diagnosis
 • Physiologic: Contracted gall bladder in a non-fasting
Wall Thickening - Differential ... bladder in a non-fasting ... Gallbladder #Thickening #Differential ... Diagnosis #radiology #POCUS