Prosthetic knee septic arthritis due to Pseudomonas stutzeri

J Bishara1, E Robenshtok, Z Samra

  • 1Department of Internal Medicine 'C'

Insights

This study presents a rare case of prosthetic joint infection caused by Pseudomonas stutzeri. The infection was successfully treated with antibiotics, avoiding the need for artificial joint replacement.

Area of Science:

  • Infectious Diseases
  • Orthopedics
  • Hematology

Background:

  • Prosthetic joint infections (PJIs) are typically caused by Staphylococcus aureus, coagulase-negative staphylococci, Gram-negative bacilli, and anaerobes.
  • Pseudomonas stutzeri is an uncommon pathogen in prosthetic joint infections.

Observation:

  • A case of prosthetic joint infection caused by Pseudomonas stutzeri in a 73-year-old female with acute promyelocytic leukemia is described.
  • The patient experienced prolonged neutropenia, a condition that can increase susceptibility to infection.

Findings:

  • The prosthetic joint infection was successfully treated with a course of antibiotics.
  • Artificial joint replacement was not required for the successful management of the infection.

Implications:

  • This case highlights the potential for Pseudomonas stutzeri to cause prosthetic joint infections.
  • Successful antibiotic treatment without surgical intervention is possible for select cases of P. stutzeri prosthetic joint infection, even in immunocompromised patients.

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