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Peritoneal Dialysis Zoonotic Bacterial Peritonitis with Staphylococcus pseudintermedius

Layth Dahbour1, Jeffrey Gibbs1, Christian Coletta1

  • 1General Internal Medicine, University of Toledo Medical Center, Toledo, Ohio, USA.

Case Reports in Nephrology and Dialysis
|August 11, 2020
PubMed

Insights

This study reports the first case of peritoneal dialysis-associated peritonitis caused by Staphylococcus pseudintermedius, a bacterium often found in pets. Proper hygiene and antibiotics successfully treated the infection.

Area of Science:

  • Infectious Diseases
  • Microbiology
  • Nephrology

Background:

  • Peritonitis is a serious complication of peritoneal dialysis.
  • Staphylococcus pseudintermedius is a bacterium commonly found in domesticated animals.
  • This organism has been increasingly implicated in human infections.

Observation:

  • A patient undergoing peritoneal dialysis developed peritonitis.
  • The causative agent was identified as Staphylococcus pseudintermedius, previously misclassified as Staphylococcus aureus.
  • The patient had close contact with a pet dog.

Findings:

  • Staphylococcus pseudintermedius exhibits a distinct antibiotic sensitivity profile compared to Staphylococcus aureus.
  • The patient received intravenous antibiotics followed by oral doxycycline.
  • Successful treatment was achieved with no recurrence of infection.

Implications:

  • Highlights the importance of considering Staphylococcus pseudintermedius in peritonitis cases, especially in patients with animal contact.
  • Emphasizes the need for accurate identification of bacterial species due to differing antibiotic sensitivities.
  • Underscores the role of patient education on hygiene and infection control measures in peritoneal dialysis.
Keywords:
DialysisPeritoneal dialysisPeritonitisStaphylococcus pseudintermediusZoonotic bacteria

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