7 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Responsible for Infective ... Endocarditis ... Gram-negative bacilli - Fungi ... (Candida, Aspergillus ... Gram-negative bacilli - Fungi
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
negative infective ... endocarditis Bartonella ... Tropheryma whipplei, Fungi ... (Aspergillus, Candida ... #negative #Endocarditis
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
Endocarditis (IE ... Fungal (Histoplasma ... /Aspergillus) / ... patient a surgical candidate ... Diagnosis #Management #Algorithm
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... • HACEK • Culture-negative ... Gram-negative bacilli • Fungi ... Gram-negative bacilli • Fungi ... #Algorithm #Infective
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
preparation from culture ... cell response to fungi ... doesn't stain most fungi ... staining #diagnosis #fungi ... #table
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Infective Endocarditis ... fastidious bacteria or fungi ... Tropheryma whipplei, Fungi ... (Aspergillus, Candida ... bacteria) and 18S ( fungi
Suspected catheter-related bloodstream infection - Management Algorithm
 • Temperature 37.8 C   • Rigors
- Management Algorithm ... Obtain blood cultures ... (endocarditis, ... pathogens (S. aureus, fungal ... #Management #Algorithm