16 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
bacilli - Fungi ... bacilli - Fungi ... streptococci - Culture negative ... Pathogens #Diagnosis #Differential ... #InfectiousDiseases
By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com  @febrilepodcast]
#ID  #InfectiousDiseases  #Infections
#Microbiology #Micro
#Differential #Ddx
febrilepodcast] #ID #InfectiousDiseases ... #Infections #Microbiology ... #Micro #Differential ... Ixodes #Ixodestick #tick
By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com  @febrilepodcast]
#ID  #InfectiousDiseases  #Infections
#Microbiology #Micro
#Differential #Ddx
febrilepodcast] #ID #InfectiousDiseases ... #Infections #Microbiology ... #Micro #Differential ... Ixodes #Ixodestick #tick
#tachenoir #eschar #fever #Rash #rickettsia #rickettsial #parkeri #akari #africae #conorii #orientia #tsutsugamushi #tick #mite 
By Dr.
tsutsugamushi #tick ... febrilepodcast] #ID #InfectiousDiseases ... #Infections #Microbiology ... #Micro #Differential
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... Tropheryma whipplei, Fungi ... BCNIE #Causes #differential ... #Endocarditis #InfectiousDiseases ... #Microbiology #
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Staphylococci (skin), Gram-negative ... Staphylococci (skin), Gram-negative ... difficile (gut) • Fungi ... Infections #Timeline #differential ... diagnosis #causes #infectiousdiseases
Morphology of Fungal Infections in Tissues
Fungal infections with hyphae or pseudohyphae in tissues:
 • Yeasts with
Tissues #pathology #fungi ... yeast #hyphae #microbiology ... #differential # ... diagnosis #atlas #infectiousdiseases
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
cell response to fungi ... • India ink - "Negative ... Fungal #Stains #microbiology ... #microscopy #staining ... #diagnosis #fungi
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 ... #Diagnosis #InfectiousDiseases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... fastidious bacteria or fungi ... Endocarditis #diagnosis #differential ... #workup #infectiousdiseases