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Published on: March 15, 2024
Peritoneal dialysis-related peritonitis with Acinetobacter baumannii: a review of seven cases
Wei Zhang1, Yong-Gui Wu1, Xiang-Ming Qi1
1Department of Nephrology, The First Affiliated Hospital of Anhui Medical University, Anhui, PR China.
Abstract:
Peritonitis is still known as an important complication of continuous ambulatory peritoneal dialysis (CAPD). Multi-drug resistant (MDR) Acinetobacter baumannii is an increasing problem worldwide. Moreover, the increasing reports of carbapenem-resistant A. baumannii strains is common. Although peritoneal dialysis-related peritonitis with MDR A. baumannii is rarely reported, infection with this organism always results in serious peritonitis and increases the possibility of dropout or mortality. Here, we present 7 cases of peritonitis caused by A. baumannii species. Among those 7 cases, 2 involved MDR A. baumannii, and 1 involved a carbapenem-resistant strain. All the MDR bacterial infections failed treatment. We also review the literature about Acinetobacter peritonitis and current treatment protocols.
Insights
Peritonitis from Acinetobacter baumannii is a serious complication of continuous ambulatory peritoneal dialysis (CAPD). Multi-drug resistant strains, including carbapenem-resistant Acinetobacter baumannii, are difficult to treat and often lead to treatment failure.
Area of Science:
- Nephrology
- Infectious Diseases
- Microbiology
Background:
- Peritonitis is a significant complication for patients undergoing continuous ambulatory peritoneal dialysis (CAPD).
- Multi-drug resistant (MDR) Acinetobacter baumannii poses a growing global health threat, with increasing reports of carbapenem-resistant strains.
- Acinetobacter peritonitis, especially with MDR strains, is rarely documented but associated with severe outcomes.
Observation:
- This study presents seven cases of Acinetobacter peritonitis.
- Two cases involved MDR Acinetobacter baumannii, and one case featured a carbapenem-resistant strain.
- All infections caused by MDR Acinetobacter baumannii demonstrated treatment failure.
Findings:
- Acinetobacter baumannii infections in CAPD patients can lead to severe peritonitis.
- MDR and carbapenem-resistant Acinetobacter baumannii strains are associated with poor treatment outcomes.
- Treatment failure was observed in all documented MDR Acinetobacter baumannii infections.
Implications:
- Highlights the critical challenge of treating Acinetobacter peritonitis in CAPD patients, particularly with resistant strains.
- Underscores the need for updated treatment protocols and enhanced infection control measures for CAPD-related Acinetobacter infections.
- Suggests that Acinetobacter peritonitis with MDR strains may necessitate alternative dialysis modalities or more aggressive therapeutic strategies.
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