7 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... infective endocarditis ... #differential #diagnosis ... InfectiousDiseases ... #Microbiology #
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Infective Endocarditis ... BCNIE Diagnostic ... special stains (e.g ... #Infective #Endocarditis ... #workup #infectiousdiseases
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
with Infective Endocarditis ... Eg: C. burnetii ... #Infective #Endocarditis ... #Diagnosis #Management ... #Algorithm
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
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS) Microbiology ... • Coagulase-negative ... Differential Diagnosis ... Diagnosis? ... ↑ ESR, CRP • EKG
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
Things To Know Diagnosis ... Microbiology: • ... • 15-35% Gram negative ... intra-abdominal proæss (e.g ... #Management #InfectiousDiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Hypercoagulable (APLAS) Microbiology ... aureus, Coagulase-negative ... staphylococci Culture Negative ... ↑ ESR, CRP • EKG ... #cardiology #infectiousdiseases