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21 Cards in this Set
- Front
- Back
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what are the properties of cellulitis
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warm to touch
can spread to lymphatics and blood stream |
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what are the most likely pathogen of cellulitis
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S. aureus
group A strep |
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what are the most likely pathogen of cellulitis
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group A strep
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what facial patter is classic of Erysipalas
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butterfly pattern/rash
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what are the non Rx therapy for cellulitis
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elevate the limb - reduces swelling
cool sterile saline dressing - to cool down since hot to touch |
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for severe cellulitis tx with
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clindamycin - toxin binder for group a strep
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what population is gram negative cellulitis most common in
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diabetics and nosocomial cellulitis
these pts still have to treat for gram + (S. aureus, group A strep) |
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what bacteria is common for cat bites
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P. multocida
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what bacteria is common for dog bites
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s. aureus
p. multocida |
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which bites are worse cat or dog
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cat usually deeper
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how do you treat dog/cat bites
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irrigation with sterile saline
debridement: remove debris, foreign material, necrotic tissue |
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what are the pharmacological treatment of dog/cat bites
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PCN is DOC
augmentin if resistance |
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what bacteria are involved in human bite
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s. virdans
staphylococcus haemophilia species eikenella corrodens |
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do you treat decubitus ulcers
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you don't unless it is a systemic infection and you find cellulitis around tissue
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what is the pathogenesis of surgical site infections
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tissue injury initiates mobilization of phagocytosis into wound before bacterial contamination occurs from the procedure itself
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surgical site infections are primarily the result of
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dysfunctional immune response
high bacterial load that |
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what is the official definition of a surgical site infection
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purulent drainage present at incision site
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what is a major determinant of surgical site infection
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inoculum of bacteria
-most prevention measures focus on amount of bacteria likely to be encountered during surgery expected inoculum depends on type of wound and surgery |
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what are the properties of the preoperative shower
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chlorhexidine is used
dose dependent (2 showers > 1) |
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what is antibiotic prophylaxis, what is its job, and when is it initiated
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initiated no more than 60 mins before incision (optimal time 15-60 mins prior to incision)
job is to reduce the microbial burden not sterilize the surgical area |
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when doing antibiotic prophylaxis what is critical
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timining infusion to get peak serum concentrations at time of surgical incision
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