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skin infections
ONU med micro r-anderson
15
Microbiology
Undergraduate 2
12/10/2011

Additional Microbiology Flashcards

 


 

Cards

Term
skin defenses
Definition
stratified squamous epithelium
normal flora
lysozyme
Term
microbial strategies to bypass defenses
Definition
parenteral route
infecting hair follicles and sebaceous glands
Term
boils etiology
Definition
staph. aureus
Gm + cocci
commonly resistant to b-lactams
produce many toxins and tissue damaging enzymes
Term
boil transmission
Definition
reservoir: individuals or nasal mucousal
mode: direct or fomites
Term
boil clinical signs and symptoms
Definition
progressing edema at site of infection
pain, redness, localized fever, pus, hard core
Term
boil pathogenesis
Definition
entry: contact mode
attach: hair follicle
avoid: coagulase
damage: inflammatory response
exit: rupture through pus
Term
boil treatment
Definition
lance and drain pus
cloxacillin or flucloxacillin
sulfa/tmp
mupirocin
Term
boil prevention
Definition
personal hygiene
treat chronic nasal carriers
Term
cellulitis etiology
Definition
staph aureus or strep pyogenes
Gm + cocci
fermentative metabolism
b-hemolytic on blood agar
group a protein on surface
Term
cellulitis predisposing factors
Definition
diabetes, immunodeficiency, varicella virus, impaired peripheral circulation, steroid use
Term
cellulitis transmission
Definition
reservoir: symptomatic or asymptomatic carrieres
mode: contact
Term
cellulitis pathogenesis
Definition
entry: parenteral route
attach: f protein to fibronectin
avoid: tissue damage impairs defensive repsonse
damage: enzymes, inflammation
Term
cellulitis clinical features
Definition
uncomplicated
redness, edema, pain, local fever
Term
cellulitis treatment
Definition
penicillinase resistant penicillin or second gen cephalosporin
erythromycin if allergic
Term
cellulitis prevention
Definition
education on hygiene, wast, treat cuts,
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