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The tunnel infection in PD: Up in the air

Chanyanuch Rakpithayanon1, Voranaddha Vacharathit2, Sopark Manasnayakorn2

  • 1Division of Nephrology, Department of Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand.

Peritoneal Dialysis International : Journal of the International Society for Peritoneal Dialysis
|February 15, 2024
PubMed

Insights

Gas-forming bacteria rarely infect peritoneal dialysis (PD) catheters. This study presents the first case of emphysematous PD catheter infection, a rare complication that can lead to peritonitis.

Area of Science:

  • Nephrology
  • Infectious Diseases
  • Medical Devices

Background:

  • Catheter-related tunnel infections are a common complication of peritoneal dialysis (PD).
  • These infections, often caused by *Staphylococcus aureus*, can lead to peritonitis and PD treatment cessation.
  • Gas-forming bacterial infections are infrequent in PD patients.

Observation:

  • A rare case of gas-forming bacterial infection spreading along a PD catheter tract is documented.
  • This represents the first reported instance of emphysematous PD catheter infection.

Findings:

  • The study details the clinical presentation and management of an emphysematous PD catheter infection.
  • Identification of the specific gas-forming organism and its pathogenic mechanism is crucial.

Implications:

  • Emphysematous PD catheter infection is an exceedingly rare but serious complication.
  • Early recognition and appropriate management are vital to prevent peritonitis and preserve PD therapy.
  • This case highlights the importance of considering rare pathogens in refractory PD-related infections.
Keywords:
CorynebacteriumPrevotellaPrevotella piviaStreptococcal anginosusemphysematous infectiongas-forming infectiontunnel infection

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