13 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
for Infective Endocarditis ... ) - Culture negative ... #Infective #Endocarditis ... 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
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... infective endocarditis ... BCNIE #Causes #differential ... InfectiousDiseases ... #Microbiology #
#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
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... • Native and ... prosthetic valve endocarditis ... Bacteria #Etiology #Differential ... #Microbiology #
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
infections • Gram-negative ... 13%), Pneumonia, Endocarditis ... fusiform gram-negative ... Capnocytophaga #canimorsus #microbiology ... #zoonotic #infectiousdiseases
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... • Typhus, gram-negative ... several days • Tick-borne ... Associated with Relative ... Fever #Patterns #Differential
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... Infective Endocarditis ... #Infective #Endocarditis ... #diagnosis #differential ... #workup #infectiousdiseases
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Endocarditis Summary ... Hypercoagulable (APLAS) Microbiology ... • Coagulase-negative ... Marantic (NTBE) Differential ... #Endocarditis