6 results
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com]

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
febrilepodcast.com] #ID ... #Infections #Differential ... #Ddx #Diagnosis ... #Fungal #Fungi ... #BDG #BDGlucan #
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... Grouped by gram negative ... febrilepodcast] #ID ... #Infections #Microbiology ... #Ddx #Diagnosis
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
negative infective ... Tropheryma whipplei, Fungi ... BCNIE #Causes #differential ... InfectiousDiseases #Microbiology ... #CNIE #BCNIE #cardiology
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
component of many fungi ... infection (IFI) ... BAL GM does not differentiate ... closely related fungi ... setting of GVHD) ID
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
component of many fungi ... Almost always negative ... surfaces, Albumin, Infections ... in BAL does not differentiate ... closely related fungi
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Hypercoagulable (APLAS) Microbiology ... Negative: • Bartonella ... Glomerulonephritis DDX ... #Diagnosis #cardiology