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Effective treatment of peritoneal dialysis-associated peritonitis with cefazolin and ceftazidime in children
E Rusthoven1, L A Monnens, C H Schröder
1Department of Pediatrics, Wilhelmina Children's University Hospital, Utrecht, The Netherlands. e.rusthoven@wkz.azu.nl
Insights
The combination of cefazolin and ceftazidime effectively treats pediatric peritoneal dialysis (PD)-related peritonitis. This antibiotic regimen avoids toxic complications often seen with other treatments.
Area of Science:
- Pediatric Nephrology
- Infectious Diseases
- Pharmacology
Background:
- Peritonitis is a common complication in children undergoing peritoneal dialysis (PD).
- Effective and safe initial antibiotic therapy for PD-related peritonitis is crucial in pediatric patients.
- Alternative antibiotic regimens may carry significant toxicities.
Purpose of the Study:
- To evaluate the efficacy and safety of a combined cefazolin and ceftazidime regimen for the initial treatment of PD-related peritonitis in children.
- To assess the cure rates and recurrence of peritonitis episodes.
- To determine if this combination avoids the toxic complications associated with aminoglycosides.
Main Methods:
- A retrospective, nonrandomized study was conducted across two Dutch pediatric dialysis units.
- Medical records of 40 children experiencing 50 episodes of PD-related peritonitis were reviewed.
- Patients received intraperitoneal cefazolin and ceftazidime for 14 days, with dosage adjustments based on microorganism identification.
Main Results:
- All peritonitis episodes (50) showed initial clinical cure within 3 days.
- A 10% recurrence rate was observed within two weeks post-treatment.
- Four cases of Pseudomonas-related peritonitis were successfully treated with this regimen.
Conclusions:
- The combination of cefazolin and ceftazidime is an effective initial treatment for pediatric PD-related peritonitis.
- This regimen offers a favorable alternative by avoiding the toxicities associated with aminoglycosides.
- The treatment demonstrated high initial cure rates and successful management of challenging infections like Pseudomonas.
Objective:
To evaluate the use of the combination of cefazolin and ceftazidime for initial treatment of peritoneal dialysis (PD)-related peritonitis in pediatric patients.
Design:
Retrospective nonrandomized study.
Setting:
Pediatric dialysis units of the University Medical Center of Utrecht and Nijmegen, The Netherlands.
Patients:
40 children (median age 5.4 years) who were treated with PD during the study period of 4.5 years.
Interventions:
All 50 episodes of peritonitis that occurred during the study period were evaluated by review of medical records. Patients were given intraperitoneal ceftazidime 500 mg/L dialysis fluid, and cefazolin 500 mg/L as a loading dose, followed by a maintenance dose of ceftazidime 125 mg/L and cefazolin 100 mg/L, intraperitoneally, 4 times daily. Antibiotics were continued for 14 days.
Results:
After identification of the causative microorganism, one of the antibiotics was discontinued in 34 cases, and the antibiotic schedule was adapted in 2 cases. All cases were initially cured within 3 days. In 5 cases (10%), there was a peritonitis with the same organism recurring within 2 weeks after completion of treatment. There were 4 cases of PD-related peritonitis caused by pseudomonas, all of which were cured.
Conclusions:
The antibiotic combination of cefazolin and ceftazidime is effective for the initial therapy of PD-related peritonitis in children. The toxic complications of aminoglycosides are avoided with this combination.
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