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A Case of Roseomonas gilardii Peritonitis Associated with a Flooded Peritoneal Dialysis Treatment Space

Matthew S Burgstahler1, Scott D Bieber2, David C Pfeiffer3

  • 1WWAMI Medical Education Program, University of Washington School of Medicine, Moscow.

Annals of Clinical and Laboratory Science
|May 4, 2021
PubMed

Insights

Peritonitis in patients undergoing Peritoneal Dialysis (PD) can stem from environmental bacteria like Roseomonas gilardii, often linked to water exposure. Early identification and sensitivity testing are crucial for effective antibiotic treatment.

Area of Science:

  • Nephrology
  • Infectious Diseases
  • Microbiology

Background:

  • Bacterial peritonitis is a significant complication of Peritoneal Dialysis (PD), frequently leading to treatment cessation.
  • Infections typically originate from skin flora during dialysis system handling, gastrointestinal translocation, or environmental sources.

Observation:

  • A case of PD-related peritonitis caused by Roseomonas gilardii in a 73-year-old patient is presented.
  • The infection was associated with environmental exposure linked to a domestic plumbing issue.

Findings:

  • The patient's antibiotic regimen evolved from empiric ceftazidime and vancomycin to ciprofloxacin.
  • Laboratory sensitivities are vital due to the Roseomonas genus's known high antibiotic resistance.

Implications:

  • Nephrologists should consider Roseomonas as a potential cause of peritonitis, particularly with a history of contaminated water exposure.
  • Prompt identification and tailored antibiotic therapy are essential for managing PD-related peritonitis.
Keywords:
Roseomonas gilardiibacterial peritonitisenvironmental exposureperitoneal dialysissubacute peritonitis

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