14 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 ... Aspergillus #Candida #Microbiology
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... - Differential ... Scedosporium, endemic fungi ... #Abscess #Differential
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
disease • Systemic infection ... bacilli • Fungi ... bacilli • Fungi ... #Differential # ... Diagnosis
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
difficile (gut) • Fungi ... Adenovirus, RSV • Fungi ... reactivation), RSV • Fungi ... #Timeline #differential ... #diagnosis #causes
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
fastidious bacteria or fungi ... but important causes ... Tropheryma whipplei, Fungi ... bacteria) and 18S ( fungi ... #differential #
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
culture negative ... Tropheryma whipplei, Fungi ... #differential # ... diagnosis #causes ... InfectiousDiseases #Microbiology
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
- Differential ... (Mycobacteria abscessus ... Waterborne filamentous fungi ... Blooms (HABs) • Fungi ... mandrillaris • Fungi
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
component of many fungi ... BAL GM does not differentiate ... closely related fungi ... setting of GVHD) ID ... Galactomannan #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... • Most common cause ... Prevotella • Fungal ... Differential Diagnosis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... Diagnosis Framework ... • Typhus, gram-negative ... Causes: • Still's ... #Diagnosis #intermittent