Skin and Soft Tissue Infections – Flashcards

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question
What benefit do the organisms of usual skin flora provide to the human host?
answer
Protection against pathogens, via competition for resources.
question
Which of the following is not found in usual skin flora: Proprionibacterium acnes, Streptococcus pyogenes, Staphylococcus epidermidis, or Candida albicans?
answer
Streptococcus pyogenes (can cause impetigo, cellulitis)
question
What highly contagious skin infection is characterised by painless but itchy lesions with a thick yellow crust?
answer
Impetigo
question
What skin infection is characterized by inflammation and swelling, with poorly defined borders to the affected area?
answer
Cellulitis
question
What type of skin infection has been linked to swimming pools and hot tubs, usually involving Pseudomonas aeruginosa?
answer
Folliculitis
question
What skin infections, also known as "boils" occur frequently at the back of the neck?
answer
Carbuncles
question
Which of the following non-bacterial organisms does not generally cause skin infection: Varicella zoster virus, ringworm,
or cytomegalovirus?
answer
Cytomegalovirus (CMV)
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