9 results
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
with Infective Endocarditis ... Negative Blood Cultures ... antibiotics prior to cultures ... patient a surgical candidate ... #Infective #Endocarditis
Microorganisms Responsible for Infective Endocarditis

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

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... negative infective endocarditis ... (Aspergillus, Candida ... diagnosis #causes #culture ... #negative #Endocarditis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS ... Microbiology: Blood cultures ... 90% of IE cases Culture ... staphylococci Culture ... • Blood cultures
Common Fungal Pathology 
 • Candida - Small yeast intermingled with pseudohyphae
 • Aspergillosis - Septate
Pathology • Candida ... Pathology #clinical #microscopy ... #table #atlas #
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... Infective Endocarditis ... separate blood cultures ... (Aspergillus, Candida ... Negative #Infective #Endocarditis
Candidemia Workup and Management - IDSA Guidelines
1) Antibiotics
 • Empiric: Echinocandins (e.g. micafungin) for most patients
Susceptibilities, Negative Cultures ... clinical concern for endocarditis ... Guidelines #Management #candida
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Endocarditis - Overview ... Hypercoagulable (APLAS ... 90% of IE cases Culture ... staphylococci Culture ... #Endocarditis
Ochroconis (Verruconis) gallopava on culture and microscopy
Middle age patient with chronic cough and progressive SOB. CT
) gallopava on culture ... and microscopy ... The condia are two-celled ... Verruconis #gallopava #culture ... #microscopy #clinical