54 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Responsible for Infective ... ) - Culture negative ... #Infective ... #Endocarditis #Bacteria ... #Differential #InfectiousDiseases
Bacteremia Quick Reference - Treatment Duration

Gram Negative Bacteremia:
 • Avoid: Aminoglycosides and tigecycline
 • Catheters should
Reference - Treatment ... thrombophlebitis, IE, infection ... of metastatic infection ... #Treatment #Management ... #Duration #infectiousdiseases
HACEK is the acronym commonly used to describe and help doctors to remember a group of
fastidious Gram-negative ... which can also cause ... infective endocarditis ... by HACEK bacteria ... #Diagnosis #InfectiousDiseases
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
culture negative ... infective endocarditis ... under BCNIE, these bacteria ... #culture #negative ... #Endocarditis #InfectiousDiseases
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... and sources of infection ... • Native and ... Endocarditis #Sources #Causes ... #Bacteria #Etiology
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Pre-transplant: • Common bacteria ... Staphylococci (skin), Gram-negative ... Staphylococci (skin), Gram-negative ... differential #diagnosis #causes ... #infectiousdiseases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... but important causes ... #BloodCulture #Negative ... differential #workup #infectiousdiseases
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
My Patient with Infective ... therapy - Number one cause ... of culture negative ... have a fastidious bacteria ... Ahmed_HBabiker #Infective
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Alpha-hemolytic, Catalase Negative ... • Most common cause ... media • Important cause ... Specificity of 97%) Treatment ... patients with bacteremia
Treatment of Latent Tuberculosis Infection
 - 3 mos isoniazid plus rifapentine given once weekly (Preferred)
 -
Treatment of Latent ... Tuberculosis Infection ... #Tuberculosis #treatment ... #management #infectiousdiseases ... #regimens #comparison