Cardiology ID Flashcards
Most common acute endocarditis bug?
Staph aureus via bacteremia
Most common subacute endocarditis bug?
Viridans strep group.
Most common valve (subacute endocarditis, general population)?
Mitral valve
Most common valve w/ IVDU endocarditis?
Tricuspid valve
What does the murmur of IVDU endocarditis sound like?
holosytolic murmur Worse w/ inspiration.
Most common bug w/ IVDU endocarditis?
Staph Aureus
Most common bug w/ prosthetic valve?
s. epidermis
Most common bug w/ colon cancer or IBD?
S. bovis, s. gallolyticus.
What do you if you find strep bovis?
Colonoscopy
Dx of endocarditis?
Blood cx, TTE, then TEE. Evaluate Major and Minor criteria.
Treatment of staph aureus endocarditis?
Nafcillin + gent, or vanc
Treatment of viridans endocarditis?
4-6weeks penicillin.
Who needs endocarditis prophylaxis?
Prosthetic value, history of endocarditis, or uncorrected congenital lesion.
What is liebman-sacks endocarditis?
vegetations on both sides of mitral valve. Lupus.
What else can cause endocarditis?
malignancy, hypercoagulable state, lupus. (marantic/thrombotic endocarditis).