Skin Infections: Impetigo and Folliculitis
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Questions and Answers

What skin infection is characterized by thickly crusted erosions or ulcerations?

  • Folliculitis
  • Cellulitis
  • Erysipelas
  • Ecthyma (correct)
  • What is the usual pathogen causing impetigo?

  • S. aureus (correct)
  • Dermatophytes
  • S. pyogenes
  • Pseudomonas aeruginosa
  • What type of infection involves dermal lymphatic vessels?

  • Cellulitis
  • Erysipelas (correct)
  • Impetigo
  • Ecthyma
  • Which condition typically occurs in homeless persons and soldiers based in hot and humid climates?

    <p>Ecthyma</p> Signup and view all the answers

    What might exposure to Pseudomonas aeruginosa in hot tubs or swimming pools lead to?

    <p>Folliculitis</p> Signup and view all the answers

    Which organisms have a high affinity for keratinized tissue such as the skin, nails, and hair?

    <p>Dermatophytes</p> Signup and view all the answers

    Which fungal genus accounts for the vast majority of infections?

    <p>Trichophyton</p> Signup and view all the answers

    What is the most common fungal infection in humans in North America and Europe?

    <p>Tinea pedis</p> Signup and view all the answers

    Which fungal infection is characterized by scaly, erythematous skin and hair loss in children?

    <p>Tinea capitis</p> Signup and view all the answers

    What characterizes Kerion celsi, an inflammatory form of tinea capitis?

    <p>Boggy nodules with hair loss</p> Signup and view all the answers

    Which fungal infection is characterized by annular scaly plaques on the body?

    <p>Tinea corporis</p> Signup and view all the answers

    What is the most common causative organism for necrotizing fasciitis?

    <p>Clostridium sp.</p> Signup and view all the answers

    What type of infectious organism can infect animal or human bite wounds?

    <p>S. pyogens</p> Signup and view all the answers

    What can lead to the proliferation of Candida albicans and subsequent skin disease?

    <p>Excessive moisture in the environment</p> Signup and view all the answers

    What is the most common fungal nail disease characterized by thickened yellow nails and subungual debris?

    <p>Tinea unguium</p> Signup and view all the answers

    Which fungus commonly resides on skin and mucosal surfaces?

    <p>Trichophyton rubrum</p> Signup and view all the answers

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