Infectious Diseases II: Endocarditis Flashcards Preview

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Flashcards in Infectious Diseases II: Endocarditis Deck (12)
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1
Q

What is used to diagnose endocarditis?

A

echocardiogram

Modified duke criteria

2
Q

Most common organism that cause endocarditis [3]

A

Staph
Strept
Entercoccus

3
Q

General empiric treatment of endocarditis

A

Vancomycin
Ceftriaxone

Gentamicin (used for synergy with certain pathogens)

4
Q

General duration of treatment

A

4-6 weeks
depends on type of pathogen
which valve
artificial valves usually require longer treatments

5
Q

Which antibiotic can be used for staph prosthetic valve endocarditis?

A

Rifampin

helps break down biofilm that can form of prosthetic valve

6
Q

Preferred regimen for Streptococci endo

A

Penicillin, ampicillin, ceftriaxone +/- gent (for synergy)\

Vanco if beta-lactam allergy

7
Q

Preferred regimen for MSSA endo

A

Nafcillin or cefazolin

Vanco for beta lactam allergy

8
Q

Preferred regimen for MRSA endo

A

Vanco (+ gent for prosthetic valve)

9
Q

Preferred treatment for enterococci endo

A

Pencillin or ampicillin

Vanco + gent if beta lactam allergy

10
Q

Pts at high risk for endocarditis that should take dental prophylaxis

A

Artificial heart valve
Hx of endocarditis
Heart transplant
Certain congenital heart defects

11
Q

Preferred dental prophylaxis regimen

A

amoxicllin 2 g 30-60 mins prior to procedure

12
Q

Dental prophylaxis for PCN allergy

A

Cephalexin/cefadroxil 2 grams
Clindamycin 600 mg
Azith/clarithromycin 500 mg

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