Peritonitis caused by Chryseobacterium meningosepticum in a patient undergoing continuous ambulatory peritoneal

Vin-Cent Wu1, Tun-Jun Tsai, Robert Wang

  • 1Department of Internal Medicine, En Chu Kong Hospital, Taipei, Taiwan.

Insights

Chryseobacterium meningosepticum peritonitis in a continuous ambulatory peritoneal dialysis patient was challenging to treat with antibiotics alone. Early removal of the Tenckhoff catheter proved crucial for successful recovery.

Area of Science:

  • Infectious Diseases
  • Nephrology
  • Microbiology

Background:

  • Peritonitis is a serious complication in patients undergoing peritoneal dialysis.
  • Chryseловек meningosepticum is an uncommon cause of peritonitis, particularly in adults on long-term dialysis.

Observation:

  • A 54-year-old woman with 8 years of continuous ambulatory peritoneal dialysis developed persistent peritonitis despite appropriate intravenous antibiotic therapy.
  • The patient's fever and peritonitis symptoms resolved only after the removal of her Tenckhoff catheter on day 25 of hospitalization.

Findings:

  • Four isolates of Chryseobacterium meningosepticum from ascites samples showed identical antibiograms and DNA polymorphism patterns, indicating a persistent infection.
  • Antibiotic treatment alone was insufficient to clear the infection, highlighting potential challenges in eradicating C. meningosepticum from the peritoneal cavity.

Implications:

  • Early removal of the peritoneal dialysis catheter is a critical intervention for treating Chryseobacterium meningosepticum peritonitis.
  • Effective management requires a combination of appropriate antimicrobial therapy and timely device removal to ensure patient recovery.

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