Musculoskeletal Block Stage 4: Septic Arthritis and Osteomyelitis
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Questions and Answers

What is the main cause of septic arthritis?

  • Ingestion of contaminated food or water
  • Inherited genetic mutations
  • Exposure to cold weather
  • Direct invasion through a penetrating wound (correct)

    • Which joint sites are easily associated with septic arthritis and osteomyelitis?

  • Joints in the spine
  • Joints in the lower extremities
  • Metaphysis in the upper femur and upper humerus (correct)
  • Metacarpophalangeal joints

    • Which microorganism is usually the causal organism for septic arthritis?

  • Streptococcus aureus (correct)
  • Salmonella typhi
  • Escherichia coli
  • Haemophilus influenzae

    • Which condition is a predisposing factor for septic arthritis?

    <p>Rheumatoid arthritis</p> Signup and view all the answers

    What are the clinical features of septic arthritis in newborn infants?

    <p>Irritability and refusal to feed</p> Signup and view all the answers

    Which microorganism is the most common cause of acute hematogenous osteomyelitis?

    <p>Staphylococcus aureus</p> Signup and view all the answers

    In children, which joint is commonly affected by arthralgia in cases of osteomyelitis?

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

    What is the most common site of infection initiation in acute hematogenous osteomyelitis?

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

    Which factor is NOT predisposing to bone infection?

    <p>Regular exercise</p> Signup and view all the answers

    What is the first-line treatment for acute hematogenous osteomyelitis?

    <p>Intravenous antibiotics</p> Signup and view all the answers

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