Infectious Diseases - Heart Flashcards

(36 cards)

1
Q

endocarditis mainly affects what in the heart

A

the valves

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2
Q

endocarditis mainly affects what in the heart

A

the valves

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3
Q

which kind of endocarditis affects normal valves

A

acute endocarditis

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4
Q

main cause of acute endocarditis is

A

s. aureus

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5
Q

what valve is mainly affected in acute endocaridits

A

aortic valve

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6
Q

which kind of endocarditis is an emergency and needs ICU attention because of the possibility of acute heart failure

A

acute endocarditis

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7
Q

what are the two tx for acute endocarditis

A

vancomycin and Rifampin (ahminoglycosides)

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8
Q

what are 6 things that can cause deformed mitral valves

A
  1. Rheumatic Fever
  2. Bicuspid Aortic Valve
  3. Aortic Sclerosis
  4. Tetralogy of Fallot
  5. PDA
  6. Congenital heart disease
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9
Q

why does PDA cause mitral valve deformity

A

because it allows for more heart to be put into the left heart, therefore putting more pressure on the mitral valve leading to deformity

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10
Q

organisms that cause subacute endocarditis in deformed valves

A

s. viridian’s and enterococci(group D strep)

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11
Q

which organism can cause endocarditis and is 50% of the time associated with colon cancer

A

S. Bovis

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12
Q

how long is early prosthetic endocarditis?

A
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13
Q

how long is late prosthetic endocarditis

A

> 2 months

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14
Q

what can cause early prosthetic endocarditis

A

s. epidemis
s. aureus
s. viridans

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15
Q

what can cause late prosthetic endocarditis

A

s. viridian’s
s. aureus
s. epididymis

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16
Q

how to dx prosthetic heart valve endocarditis

A

blood culture (3sets) 3 different times

17
Q

how to dx prosthetic heart valve endocarditis

A

blood culture (3sets) 3 different times

18
Q

which kind of endocarditis affects normal valves

A

acute endocarditis

19
Q

main cause of acute endocarditis is

20
Q

what valve is mainly affected in acute endocaridits

21
Q

which kind of endocarditis is an emergency and needs ICU attention because of the possibility of acute heart failure

A

acute endocarditis

22
Q

what are the two tx for acute endocarditis

A

vancomycin and Rifampin (ahminoglycosides)

23
Q

what are 6 things that can cause deformed mitral valves

A
  1. Rheumatic Fever
  2. Bicuspid Aortic Valve
  3. Aortic Sclerosis
  4. Tetralogy of Fallot
  5. PDA
  6. Congenital heart disease
24
Q

why does PDA cause mitral valve deformity

A

because it allows for more heart to be put into the left heart, therefore putting more pressure on the mitral valve leading to deformity

25
organisms that cause subacute endocarditis in deformed valves
s. viridian's and enterococci(group D strep)
26
which organism can cause endocarditis and is 50% of the time associated with colon cancer
S. Bovis
27
how long is early prosthetic endocarditis?
28
how long is late prosthetic endocarditis
>2 months
29
what can cause early prosthetic endocarditis
s. epidemis s. aureus s. viridans
30
what can cause late prosthetic endocarditis
s. viridian's s. aureus s. epididymis
31
osier's nodes, janway lesions. roth spots and immune complex deposition is seen in
subacute endocarditis
32
how to dx prosthetic heart valve endocarditis
blood culture (3sets) 3 different times
33
what is inside the blood culture vile that allows the bacteria to grow
BHI-Brain Heart Infusion
34
what will show the vegetation's in the heart
echocardiogram (transesophageal is the best)
35
what is the treatment for endocarditis caused by s. viridian's
penicillin
36
what affects the mitral valve by first causing regurgitation and then later in life stenosis of the valve
Rheumatic fever