post operative infection Flashcards

1
Q

list 6 common infection sites that occur after operative surgery

A
  1. superficial surgical site infection
  2. Deep surgical site infection
  3. Respiratory tract infection
  4. Venous access site infection
  5. Urinary tract infection (which may be associated with urinary catheters)
  6. Gastro-intestinal tract infection, specifically Clostridium difficile
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2
Q

what is the prime pathogen in superficial surgical site infections

A

staphylococcus aureus

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3
Q

how do respiratory tract infections arise following surgery

A

drugs given to render patient unconscious also suppress respiratory function therefore pooling of secretions provide a nutritious environment for organisms

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4
Q

most common pathogen for venous site infection

A

staphylococcus aureus

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5
Q

cause and treatment for venous access site infection

A

caused by biofilm formation

treatment by device removal

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6
Q

causative organism for UTI’s (which may be associated with urinary catheters)

A

e.coli

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7
Q

treatment for UTI’s

A

catheter removal

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8
Q

what microorganism is predominantly found in the GI tract

A

Escherichia coli

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9
Q

pre-operative measures taken to prevent post-operative infection

A

hair removal using clippers
pre-operative prophylaxis
optimising nutrition and skin health

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10
Q

intra-operative measures taken to prevent post-operative infection

A

ventilated operating rooms
sterile drapes, PPE and instruments
skin preparation

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11
Q

post-operative measures taken to prevent post-operative infection

A

wound care
aseptic non-touch technique
patient not touch wound
follow up for suture removal

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12
Q

flucloxacillin used against…

A

staphylococcus aureus

streptococcus pneumonia

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13
Q

how is flucloxacillin given

A

per oral po

IV

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14
Q

what is co-omoxiclav a combination of?

A
amoxicillin (beta lactam)
clavulanic acid (beta-lactamase inhibitor)
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15
Q

amoxicillin used against…

A

streptococcus pneumoniae

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16
Q

co-amoxiclav used against…

A

staphylococcus aureus
(streptococcus pneumoniae)
(haemophilus influenza)

17
Q

is co-amoxiclav narrow or broad spectrum?

A

broad spectrum

18
Q

how is co-amoxiclav given?

A

per oral po

IV

19
Q

which antibiotic is used for preoperative prophylaxis in clean-contaminated surgery?

A

co-amoxiclav

20
Q

describe moa of vancomycin

A

prevents the making of peptidoglycan chains

21
Q

how is vancomycin given

A

by IV infusion over several hours

per oral po

22
Q

vancomycin is used against…

A

clostridium difficile

23
Q

what is the spectrum of activity of vancomycin?

A

all gram positive bateria

24
Q

what is the drug of choice for MRSA

A

vancomycin