15 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
for Infective Endocarditis ... ) - Culture negative ... #Infective #Endocarditis ... Pathogens #Diagnosis #Differential ... #InfectiousDiseases
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
with Infective Endocarditis ... Did they receive antibiotics ... Decreased yield due to antibiotic ... #Infective #Endocarditis ... #Diagnosis #Management
Table 3. Suggested Empiric Treatment Options for Clinically Suspected Ventilator-Associated Pneumonia in Units Where Empiric Methicillin-Resistant
Antipseudomonal/Gram-Negative ... Are Appropriate #Management ... #InfectiousDiseases ... #Empiric #Antibiotics
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... • Native and ... prosthetic valve endocarditis ... for TPN) and antibiotic ... Bacteria #Etiology #Differential
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 ... #Endocarditis # ... InfectiousDiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture Negative ... Abscess - Differential ... Consider prior antibiotics ... #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Candidemia Workup and Management - IDSA Guidelines
1) Antibiotics
 • Empiric: Echinocandins (e.g. micafungin) for most patients
Candidemia Workup and Management ... Guidelines 1) Antibiotics ... Susceptibilities, Negative ... clinical concern for endocarditis ... IDSA #Guidelines #Management
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 ... • Coagulase-negative ... Marantic (NTBE) Differential ... • IV Antibiotics ... #diagnosis #management
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 ... microbiology #zoonotic #infectiousdiseases ... #diagnosis #management