Diseases Caused by Gram-Positive Bacilli: Diagnosis and Management
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Questions and Answers

Which organism is responsible for pseudomembranous colitis?

  • Nocardia asteroides
  • Streptococcus pyogenes
  • Clostridium difficile (correct)
  • Actinomyces israelii
  • What is the primary habitat of Actinomyces israelii?

  • Soil
  • Lungs
  • Human colon
  • Human mouth (correct)
  • How is Nocardia asteroides transmitted?

  • Direct contact
  • Insect vectors
  • Airborne particles (correct)
  • Fecal-oral route
  • Which disease is caused by Actinomyces israelii?

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

    Which organism is weakly acid-fast?

    <p>Nocardia asteroides</p> Signup and view all the answers

    Which disease is associated with a retained intrauterine device?

    <p>Pelvic actinomycosis</p> Signup and view all the answers

    Which organism is an anaerobic, Gram-positive, spore-forming rod?

    <p>Clostridium difficile</p> Signup and view all the answers

    Which organism is an aerobic, Gram-positive, filamentous, branching rod?

    <p>Nocardia asteroides</p> Signup and view all the answers

    Which disease is characterized by lung and brain abscesses?

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

    Which organism is transmitted via the fecal-oral route?

    <p>Clostridium difficile</p> Signup and view all the answers

    Which organism is commonly found in the human mouth and can cause disease when aspirated into the lungs?

    <p>Actinomyces israelii</p> Signup and view all the answers

    Which disease is characterized by abscesses with draining sinus tracts?

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

    Which organism is commonly found in soil and can cause lung and brain abscesses?

    <p>Nocardia asteroides</p> Signup and view all the answers

    Which organism is responsible for producing large amounts of exotoxins in the colon, leading to pseudomembranous colitis?

    <p>Clostridium difficile</p> Signup and view all the answers

    Which organism is an anaerobic, Gram-positive, filamentous, branching rod?

    <p>Actinomyces israelii</p> Signup and view all the answers

    Which organism is transmitted via the fecal-oral route?

    <p>Clostridium difficile</p> Signup and view all the answers

    Which organism is weakly acid-fast?

    <p>Nocardia asteroides</p> Signup and view all the answers

    Which organism is an anaerobic, Gram-positive, spore-forming rod?

    <p>Clostridium difficile</p> Signup and view all the answers

    Which disease is associated with the presence of a retained intrauterine device?

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

    Which organism is an aerobic, Gram-positive, filamentous, branching rod?

    <p>Nocardia asteroides</p> Signup and view all the answers

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