Heart Flashcards
What is the commonest causal organism of native valve endocarditis with severe sepsis?
Staphylococcus Aureus
Describe staph aureus
Gram +ve cocci in clusters
B- haemolytic
Coagulase Positive
What investigations should be done in endocarditis?
3 sets of blood culture 6 hours apart
What is the treatment for native valve endocarditis with severe sepsis?
IV flucloxacillin
What are the common causal organisms of indolent native valve endocarditis?
Viridans Streptococci
Enterococci
Describe viridans
Gram +ve group
alpha haemolytic
no lancefield antigens
What is the treatment for native valve subacute endocarditis?
Amoxicillin IV & gentamicin
What are the common causal organisms of valve replacement endocarditis?
Staph aureus
staph epidermis
What is the treatment for prosthetic valve endocarditis?
Vancomycin IV + Gentamicin IV
When therapeutic vancomycin levels reached add rifampicin
What investigations should be done if suspected CVC related infection?
Send blood cultures from peripheral site and line
Swab exit site if infected
What are the common causal organisms of CVC related infection?
Staph epi
Describe staph epidermidis
Coagulase negative
gram positive staphylococcus
