17 results
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
Pathogens, and Testing ... and pneumocystis False ... • False positives ... Galactomannan #Pathogens #Testing ... Characteristics #Sensitivity
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
dermatidis • Sensitivity ... breakthrough IFI in HM • False ... : Mucorales • Sensitivity ... recipients, CGD pts • False ... Frozen ice-pops (in setting
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 ... Sensitivity Specificity ... and False Positives ... component of many fungi ... #Testing #FalsePositives
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 ... not result in false ... DrugScreening #UDS #Testing
(1,3)-β-d-glucan
Abundant cell wall polysaccharide, found in most fungi, except cryptococci, zygomycetes (mucor, rhizophus) and blastomyces.
Sensitivity 64%-93%;
found in most fungi ... Sensitivity 64%- ... Specificity 87%-100% False ... blood • Certain fungus ... 3)-ß-d-glucan False
Adrenal Insufficiency Algorithm - Cosyntropin Stimulation Test
T-1m: Baseline cortisol drawn
T0: 250 µg cosyntropin given IV
T30m: Repeat
Insufficiency Algorithm ... level drawn T60m: Final ... Insufficiency #Testing ... #Algorithm #Cosyntropin
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
-> Serological Testing ... Fungal (Histoplasma ... -> Serological Testing ... -> Serological Testing ... Diagnosis #Management #Algorithm
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... value of 0.0115, sensitivity ... Thus, further testing ... #Differential #Algorithm
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... for AI (but low sensitivity ... require Cosyntropin testing ... Insufficiency #Algorithm
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Diagnosis and Testing ... Galactomannan sensitivity ... associated with low sensitivity ... Management #treatment #fungal