Related Experiment Videos

Report of 4 cases of Pasteurella multocida septic arthritis

X Chevalier1, J Martigny, B Avouac

  • 1Department of Rheumatology, Hôpital Henri Mondor, Créteil, France.

Insights

Pasteurella multocida, a common cause of animal bite infections, can rarely lead to septic arthritis. This report details four cases of this rare joint infection, highlighting its varied presentation.

Area of Science:

  • Infectious Diseases
  • Rheumatology
  • Microbiology

Background:

  • Pasteurella multocida is a Gram-negative bacterium commonly found in the oral flora of domestic animals like cats and dogs.
  • Animal bites, particularly from cats and dogs, are the primary route of Pasteurella multocida transmission to humans.
  • While typically causing localized infections, Pasteurella multocida can lead to systemic complications.

Observation:

  • This study reports on four cases of septic arthritis caused by Pasteurella multocida.
  • The bacterium was confirmed in the synovial fluid or joint tissue of all affected patients.
  • Clinical presentations varied, with two cases exhibiting monoarthritis (sternoclavicular and wrist joints) and two cases presenting with polyarticular involvement.

Findings:

  • Septic arthritis due to Pasteurella multocida is an uncommon but significant complication of animal-associated infections.
  • The organism's presence in the joint is a definitive diagnostic finding.
  • Pasteurella multocida septic arthritis can manifest as either a single joint or multiple joint inflammation.

Implications:

  • Early recognition and appropriate antibiotic treatment are crucial for managing Pasteurella multocida septic arthritis.
  • Clinicians should consider Pasteurella multocida in the differential diagnosis of septic arthritis, especially in patients with a history of animal bites.
  • Further research may elucidate specific risk factors and optimal therapeutic strategies for this rare condition.

Related Concept Videos