Laboratory Diagnosis of Isolated Osteomyelitis Bacteria Quiz
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Questions and Answers

What is a common manifestation of E. aerogenes and E. cloacae infections?

  • Urinary tract infection
  • Meningitis
  • Wound infection (correct)
  • Pneumonia
  • Which of the following species is known for causing enteric septicemia in fish?

  • E. ictaluri (correct)
  • E. hoshinae
  • E. aerogenes
  • E. tarda
  • What is a key characteristic used to distinguish between E. aerogenes and E. cloacae?

  • Urease positivity
  • + gas production in TSIA test (correct)
  • Lactose fermentation on MAC agar
  • - H2S production in TSIA test
  • Which test is commonly used for the laboratory diagnosis of Cronobacter species?

    <p>Indole test</p> Signup and view all the answers

    Which of the following is a significant feature of Edwardsiella species infections?

    <p>Associated with wound infections in immunocompromised individuals</p> Signup and view all the answers

    What is a characteristic feature of Escherichia coli SPP?

    <p>Most significant in causing healthcare-associated UTIs</p> Signup and view all the answers

    What type of diarrhea is typically caused by Plesiomonas shigelloides?

    <p>Acute watery diarrhea</p> Signup and view all the answers

    Which agar is specifically mentioned to enhance the recovery of Plesiomonas in laboratory specimens?

    <p>Inositol-brilliant green-bile salts agar</p> Signup and view all the answers

    Which species is a member of the Normal GI flora and can cause urinary tract infections?

    <p>Proteus mirabilis</p> Signup and view all the answers

    Which organism is known as a rapid urease producer and can encourage renal stone formation?

    <p>Proteus species</p> Signup and view all the answers

    Which organism is associated with inflammatory bowel disease in HIV positive individuals?

    <p>Plesiomonas shigelloides</p> Signup and view all the answers

    Which agar does Proteus not grow on according to the text?

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

    What is a characteristic laboratory finding for Cronobacter species?

    <p>Resistant to drying</p> Signup and view all the answers

    Which of the following tests can help differentiate Cronobacter from Enterobacter species?

    <p>IMViC: ++--</p> Signup and view all the answers

    In what kind of environment is Enterobacter species commonly found?

    <p>In top 10 most commonly isolated healthcare associated infections</p> Signup and view all the answers

    What is a key virulence factor of Enterobacter species in causing infection?

    <p>Production of AmpC chromosomal beta-lactamase</p> Signup and view all the answers

    Which of the following manifestations is associated with Cronobacter sakazakii?

    <p>Necrotizing colitis</p> Signup and view all the answers

    What is a distinguishing characteristic of normal flora Cronobacter species in relation to antibiotic resistance?

    <p>Mutation resulting in overproduction of beta-lactamase</p> Signup and view all the answers

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