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select all of the following that are mechanisms of defense against SSTIs
skin acts as a physical barrier to organism invasion = largest immune organ
what are the likely causative organisms of severe DFI?
B-hemolytic streptococcus
impetigo is caused mostly by which pathogens?
corynebacterium
bacteriology of SSTIs depend on patient risk factors and epidemiologic settings
which pathogen is the cause of the majority of non-bullous lesions in impetigo?
priopionibacteriae
which pathogen is the cause of the majority of bullous lesions in impetigo?
MSSA
which SSTIs are most often involves in the skin of the face (perioral, nares) and extremities & affects children
impetigo
"maculopapular lesions that rupture leaving superficial erosions that are occasionally pruritic or painful with honey-colored crust"
this is the symptom of which SSTI
impetigo
select all of the following are patients at risk of impetigo
children/day care settings
"organism can directly invade healthy skin (primary) or can be introduced into superficial layers of the skin (epidermis) during trauma or abrasions (secondary); non-bullous form is HIGHLY contagious"
this is the pathogenesis of which SSTIs
impetigo
what is the treatment of impetigo in mild cases?
mupirocin 2% ointment BID x 5 days OR retapamulin 1% ointment BID x 5 days
"a superficial skin infection involving the epidermis consisting of multiple, coalescing erythematous papules that evolve into pustules or vesicles that rupture and form a dried, honey-colored crust/discharge on an erthematous base"
this is the definition of which of the following SSTIs
impetigo
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