134 results
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
ß-D-glucan: • Most fungi ... and pneumocystis False ... Glucan-containing gauzes ... • False positives ... #Fungi #Fungal
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
Medications that Can Cause ... False Positives ... medications can cause ... Desipramine • DMAA • Ephedrine ... Protonix), may cause
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False ... (High Rate of False ... dextroamphetamine, doxepin, ephedrine ... NSAlDs resulting in false-positive ... not result in false
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
False Positive Urine Drug Screens
Amphetamines - Amantadine, brompheniramine. bupropion, chlorpromazine, desipramine, ephedrine, isometheptene, isoxsuprine, labetalol, phentermine,
False Positive Urine ... , desipramine, ephedrine ... , quetiapine #False
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... Mycobacteria - Fungal ... Mycobacteria - Fungal ... Mycobacteria - Fungal
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Fungal Biomarkers ... component of many fungi ... breakthrough IFI in HM • False ... recipients, CGD pts • False ... Sara Dong #Fungal
Ephedrine - Anesthesia Pharmacology
Trade Name: Ephedrine
Brand Name(s): Akovaz
Drug Type: Sympathomimetic Catecholamine
Time of Onset: Rapid
Duration of Action:
Ephedrine - Anesthesia ... Pharmacology Trade Name: Ephedrine ... contractility Uses ... countbackwardsfrom10 #Ephedrine
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
It is caused by ... actually seen in all causes ... bacterial/viral/fungal ... pneumonia, congenital causes
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Specificity and False ... component of many fungi ... BAL samples • False ... closely related fungi ... Galactomannan #Fungal