scholarly journals Alternating Mupirocin/Gentamicin is Associated with Increased Risk of Fungal Peritonitis as Compared with Gentamicin Alone – Results of a Randomized Open-Label Controlled Trial

2016 ◽  
Vol 36 (3) ◽  
pp. 340-346 ◽  
Author(s):  
Ping-Nam Wong ◽  
Gensy M. W. Tong ◽  
Yuk-Yi Wong ◽  
Kin-Yee Lo ◽  
Shuk-Fan Chan ◽  
...  

Background and Objectives Catheter-related infection, namely exit-site infection (ESI) and peritonitis, is a major infectious complication and remains a main cause of technique failure for patients receiving peritoneal dialysis (PD). Topical application of antibiotic cream might reduce catheter-related infection but emergence of resistant or opportunistic organisms could be a concern. Optimal topical agents and regimens remain to be determined. We did a study to examine the effect of an alternating topical antibiotic regimen in preventing catheter-related infection. Method We performed a single-center, randomized, open-label study to compare daily topical application of gentamicin cream with a gentamicin/mupirocin alternate regimen to the exit site. Patients randomized to alternating regimen were asked to have daily application of gentamicin cream in odd months and mupirocin cream in even months. Primary outcomes were ESI and peritonitis. Secondary outcomes were catheter removal or death caused by catheter-related infection. A total of 146 patients (71, gentamicin group; 75, alternating regimen group) were enrolled with a total follow-up duration of 174 and 181 patient-years for gentamicin and alternating groups, respectively. All patients were followed up until catheter removal, death, transfer to another unit, transplantation or the end of the study on March 31, 2014. There were no significant differences in the age, sex, dialysis vintage, and rate of diabetes, helper-assisted dialysis and methicillin-resistant Staphylococcus aureus (MRSA) carriage state. Results No difference was seen in the time to first ESI or peritonitis. However, the time to first gram-negative peritonitis seemed longer for the gentamicin group ( p = 0.055). The 2 groups showed a similar rate of ESI (0.17/yr vs 0.19/yr, p = 0.93) but P. aeruginosa ESI was less common in the gentamicin group (0.06/yr vs 0.11/yr, p < 0.001). There was no difference in the incidence of ESI due to non-tuberculous mycobacteria. Peritonitis rate was significantly lower in the gentamicin group (0.22/yr vs 0.32/yr, p < 0.001), with a striking decrease in gram-negative peritonitis (0.08/yr vs 0.14/yr, p < 0.001), and fungal peritonitis (0.006/yr vs 0.03/yr, p < 0.001), which was all antibiotics-related episodes with antecedent use of systemic antibiotics for the treatment of catheter-related infections. There was no significant difference in the catheter loss or death related to catheter-related infection. Conclusion Alternating gentamicin/mupirocin cream application appeared as effective as gentamicin alone in preventing ESI except for P. aeruginosa. However, it was inferior to gentamicin in the prevention of peritonitis episodes, especially for those caused by gram-negative organisms. It was also not useful in reducing catheter-related infection due to opportunistic organisms but instead associated with a higher incidence of antibiotic-related fungal peritonitis.

2016 ◽  
Vol 36 (4) ◽  
pp. 387-389 ◽  
Author(s):  
Shan Shan Chen ◽  
Heena Sheth ◽  
Beth Piraino ◽  
Filitsa Bender

BackgroundDaily gentamicin cream exit-site prophylaxis reduces peritoneal dialysis (PD)-related gram-negative infections. However, there is a concern about the potential for increasing gentamicin resistance with the long-term use of prophylactic gentamicin. This study evaluated the incidence of gentamicin-resistant PD-related infections over more than 2 decades.MethodsStudy data on prevalent PD patients were retrieved from a prospectively maintained institutional review board (IRB)-approved PD registry at a single center from January 1, 1991, to December 31, 2000, and January 1, 2004, to December 31, 2013. The rates of gram-negative infections, fungal infections and those infections with organisms resistant to gentamicin were examined for the 2 periods. Period 1 from 1991 to 2000 when S. aureus prophylaxis consisted initially of oral rifampin to treat nasal carriage with S. aureus, and was then daily exit-site mupirocin ointment for all PD patients, was compared to the period from 2004 to 2013 when daily exit-site gentamicin cream was prescribed as prophylaxis (Period 2).ResultsThe study included a total of 444 PD patients (265 and 179 in Period 1 and Period 2, respectively). No significant difference was noted in demographics between the 2 periods except race. The gram-negative exit-site infection rates for Period 1 and Period 2 were 0.109 versus 0.027 ( p < 0.0001). Gram-negative peritonitis rates were similar. There were 3 episodes of gentamicin-resistant infections in each period. Fungal infections remained consistently low.ConclusionDespite a decade of exit-site gentamicin prophylaxis, gentamicin-resistant PD-related infections and fungal infections remained very low and similar to the prior period.


2015 ◽  
Vol 35 (7) ◽  
pp. 712-721 ◽  
Author(s):  
Lei Zhang ◽  
Sunil V. Badve ◽  
Elaine M. Pascoe ◽  
Elaine Beller ◽  
Alan Cass ◽  
...  

Background The HONEYPOT study recently reported that daily exit-site application of antibacterial honey was not superior to nasal mupirocin prophylaxis for preventing overall peritoneal dialysis (PD)-related infection. This paper reports a secondary outcome analysis of the HONEYPOT study with respect to exit-site infection (ESI) and peritonitis microbiology, infectious hospitalization and technique failure. Methods A total of 371 PD patients were randomized to daily exit-site application of antibacterial honey plus usual exit-site care ( N = 186) or intranasal mupirocin prophylaxis (in nasal Staphylococcus aureus carriers only) plus usual exit-site care (control, N = 185). Groups were compared on rates of organism-specific ESI and peritonitis, peritonitis-and infection-associated hospitalization, and technique failure (PD withdrawal). Results The mean peritonitis rates in the honey and control groups were 0.41 (95% confidence interval [CI] 0.32 – 0.50) and 0.41 (95% CI 0.33 – 0.49) episodes per patient-year, respectively (incidence rate ratio [IRR] 1.01, 95% CI 0.75 – 1.35). When specific causative organisms were examined, no differences were observed between the groups for gram-positive (IRR 0.99, 95% CI 0.66 – 1.49), gram-negative (IRR 0.71, 95% CI 0.39 – 1.29), culture-negative (IRR 2.01, 95% CI 0.91 – 4.42), or polymicrobial peritonitis (IRR 1.08, 95% CI 0.36 – 3.20). Exit-site infection rates were 0.37 (95% CI 0.28 – 0.45) and 0.33 (95% CI 0.26 – 0.40) episodes per patient-year for the honey and control groups, respectively (IRR 1.12, 95% CI 0.81 – 1.53). No significant differences were observed between the groups for gram-positive (IRR 1.10, 95% CI 0.70 – 1.72), gram-negative (IRR: 0.85, 95% CI 0.46 – 1.58), culture-negative (IRR 1.88, 95% CI 0.67 – 5.29), or polymicrobial ESI (IRR 1.00, 95% CI 0.40 – 2.54). Times to first peritonitis-associated and first infection-associated hospitalization were similar in the honey and control groups. The rates of technique failure (PD withdrawal) due to PD-related infection were not significantly different between the groups. Conclusion Compared with standard nasal mupirocin prophylaxis, daily topical exit-site application of antibacterial honey resulted in comparable rates of organism-specific peritonitis and ESI, infection-associated hospitalization, and infection-associated technique failure in PD patients.


1996 ◽  
Vol 16 (1_suppl) ◽  
pp. 333-335 ◽  
Author(s):  
Wai-Choong Lye ◽  
Nam-Wee Kour ◽  
Jane C. Van Der Straaten ◽  
See-Odd Leong ◽  
Evan J.C. Lee

Our objective was to study the impact of peritoneal catheter configuration on continuous ambulatory peritoneal dialysis (CAPO)-related infections, mechanical complications, and patient dropout in a prospective randomized trial. Forty consecutive patients who were commencing CAPO were randomized to receive either a double-cuff, Swan neck coiled catheter or a double-cuff, straight Tenckhoff catheter, implanted by surgical technique. There was no significant difference in the peritonitis rate between the two groups. There was a lower rate of exit-site infection in the Swan neck group compared to the straight catheter group (0.29 vs 0.60 eplsodes/patientyear, p < 0.05). Catheter-tip migration occurred in 3 patients with the straight catheters compared to one patient with the Swan neck catheter. No patient had to discontinue CAPO because of mechanical complications. The number of CAPO patient dropouts was not significantly different between the two groups. The Swan neck configuration resulted in a significant reduction in the rate of exit-site infections. The coiled component of the catheter may lead to fewer episodes of catheter-tip migration. However, catheter configuration did not influence the number of technique failures.


2003 ◽  
Vol 23 (5) ◽  
pp. 456-459 ◽  
Author(s):  
Beth Piraino ◽  
Judith Bernardini ◽  
Tracey Florio ◽  
Linda Fried

Objective To examine gram-negative exit-site infection and peritonitis rates before and after the implementation of Staphylococcus aureus prophylaxis in peritoneal dialysis (PD) patients. Design Prospective data collection with periodic implementation of protocols to decrease infection rates in two PD programs. Patients 663 incident patients on PD. Interventions Implementation of S. aureus prophylaxis, beginning in 1990. Main Outcome Measures Rates of S. aureus, gram-negative, and Pseudomonas aeruginosa exit-site infections and peritonitis. Results Staphylococcus aureus exit-site infection and peritonitis rates fluctuated without significant trends during the first decade (without prophylaxis), then began to decline during the 1990s subsequent to implementation of prophylaxis, reaching levels of 0.02/year at risk and zero in the year 2000. Gram-negative infections fell toward the end of the 1980s, due probably to the implementation of better connectology. However, there have been no significant changes for the past 6 years. There was little change in P. aeruginosa infections over the entire time period. Pseudomonas aeruginosa is now the most common cause of catheter infection and catheter-related peritonitis. Conclusions Prophylaxis against S. aureus is highly effective in reducing the rate of S. aureus infections but has no effect on gram-negative infections. Pseudomonas aeruginosa is now the most serious cause of catheter-related peritonitis.


2010 ◽  
Vol 30 (6) ◽  
pp. 619-625 ◽  
Author(s):  
César Restrepo ◽  
Jose Chacon ◽  
Gilberto Manjarres

ObjectivesTo determine whether oral administration of the antifungal fluconazole during the entire period of treatment of bacterial peritonitis (BP), exit-site infection (ESI), or tunnel infection (TI) prevents later appearance of fungal peritonitis (called secondary) in patients with chronic kidney disease stage 5 in a peritoneal dialysis (PD) program.Patients and MethodsAll patients treated in the PD program in RTS Ltda Sucursal Caldas, during the period 1 June 2004 to 30 October 2007 were screened. Patients that had infectious bacterial complications (BP, ESI, TI) were included in a prospective randomized trial to receive or not receive oral fluconazole (200 mg every 48 hours) throughout the time period required by the administration of therapeutic antibiotics via any route. It was evaluated whether the fungal peritonitis complication appeared within 30 – 150 days following the end of antibacterial treatment. Based on local results, the sample size necessary to obtain statistically significant results was determined to be 434 episodes of peritonitis.ResultsThe 434 episodes of peritonitis presented between the previously specified dates and during this same period there were 174 ESI or TI, of which only 52 received oral antibiotic treatment. Information in relation to consumption of antibiotics for purposes other than BP, ESI, and TI was not reliable and thus this variable was excluded. Among the episodes of peritonitis, 402 (92.6%) were of bacterial origin and 32 (7.3%) were mycotic, mainly Candida species [30 (93.75%)]. Of the fungal peritonitis, 14 (43.73%) were primary (without prior use of antibiotics) and 18 (56.25%) were secondary. In the group of patients that received prophylaxis with fluconazole (210 for BP and 26 for ESI or TI), only 3 occurrences of fungal peritonitis were observed within 30 – 150 days of its administration, which is opposite to the group without prophylaxis (210 for BP and 26 for ESI or TI), in which 15 occurrences of fungal peritonitis were detected. Statistical analysis of the group of patients with BP found comparisons of the proportions of those receiving fluconazole (0.92%) or not (6.45%) presented a highly significant difference in favor of prophylaxis ( p = 0.0051, Z = 2.8021). Given that only 1 patient in each group with ESI or TI, with or without prophylaxis, presented the complication fungal peritonitis, it was concluded that this result was not statistically significant. During laparoscopic surgery attempting reintroduction of the peritoneal catheter, it was found that 11 patients had severe adhesions or peritoneal fibrosis leading to obliteration of the peritoneal cavity. In 19 patients, reintroduction of the catheter was possible and the patients returned to PD without consequence.ConclusionIn patients with bacterial peritonitis, administration of prophylactic oral fluconazole throughout the time they received antibiotics significantly prevented the appearance of secondary fungal peritonitis.


2011 ◽  
Vol 31 (6) ◽  
pp. 651-662 ◽  
Author(s):  
Joanna R. Ghali ◽  
Kym M. Bannister ◽  
Fiona G. Brown ◽  
Johan B. Rosman ◽  
Kathryn J. Wiggins ◽  
...  

We analyzed data from the Australia and New Zealand Dialysis and Transplant Registry for 1 October 2003 to 31 December 2008 with the aim of describing the nature of peritonitis, therapies, and outcomes in patients on peritoneal dialysis (PD) in Australia.At least 1 episode of PD was observed in 6639 patients. The overall peritonitis rate was 0.60 episodes per patient–year (95% confidence interval: 0.59 to 0.62 episodes), with 6229 peritonitis episodes occurring in 3136 patients. Of those episodes, 13% were culture-negative, and 11% were polymicrobial. Gram-positive organisms were isolated in 53.4% of single-organism peritonitis episodes, and gram-negative organisms, in 23.6%. Mycobacterial and fungal peritonitis episodes were rare. Initial antibiotic therapy for most peritonitis episodes used 2 agents (most commonly vancomycin and an aminoglycoside); in 77.2% of episodes, therapy was subsequently changed to a single agent. Tenckhoff catheter removal was required in 20.4% of cases at a median of 6 days, and catheter removal was more common in fungal, mycobacterial, and anaerobic infections, with a median time to removal of 4 – 5 days. Peritonitis was the cause of death in 2.6% of patients. Transfer to hemodialysis and hospitalization were frequent outcomes of peritonitis. There was no relationship between center size and peritonitis rate. The peritonitis rate in Australia between 2003 and 2008 was higher than that reported in many other countries, with a particularly higher rate of gram-negative peritonitis.


2007 ◽  
Vol 27 (2_suppl) ◽  
pp. 281-285 ◽  
Author(s):  
Andrea E. Stinghen ◽  
Pasqual Barretti ◽  
Roberto Pecoits–Filho

Despite improvements in connectology, peritoneal dialysis (PD)–associated peritonitis contributes significantly to morbidity and modality failure in patients maintained on PD therapy. A broad spectrum of organisms—gram-positive, gram-negative, fungal, anaerobic—are involved in this complication. In addition, a significant percentage of episodes involve polymicrobial and culture-negative infection. Technological advances are being developed to minimize the incidence of access-related complications such as peritonitis. Many traditional factors such as exit-site infection and poor technique have been already identified. In the present review, we discuss the geographic, patient selection, and clinical issues that can affect peritonitis rates in different areas of the world and in different centers in the same area.


1997 ◽  
Vol 17 (5) ◽  
pp. 486-492 ◽  
Author(s):  
Joerg Plum ◽  
Suzan Artik ◽  
Theo Busch ◽  
Kurtulus Sahin ◽  
Bernd Grabensee

Objective To evaluate the potential superiority of either oral or intraperitoneal treatment of catheter tunnel infections (TI), using clindamycin as a first-Iine antibiotic and ultrasound as a diagnostic tool. Design This was a prospective, randomized study in continuous ambulatory peritoneal dialysis patients. From August 1993 until August 1995, 16 clinically and ultrasound-proven episodes of TI were randomly assigned to either an oral or an intraperitoneal (IP) treatment (100 patients, 1414 patient-months). Main criteria for TI diagnosis were purulent drainage from the exit site and/or a positive ultrasound (pericatheter fluid collection of at least 2 mm, 7.5 MHz transducer). Initially, clindamycin (20 mg/kg body weight) was given via the oral (three times per day) or intraperitoneal route (four times per day). In the case of incompatibility or resistance to clindamycin, either oxacillin orciprofloxacin were used orally or IP. Results Based on ultrasound criteria, the mean time until a ≥50% reduction of pericatheter abscess diameter was 26 days (median) (range: 8 28 days) in the oral, and 15 days (8 27 days) in the IP group (p ≤ 0.05). Showing no significant difference of pericatheter fluid at study entry with 4 mm (median) (range: 2 -6 mm) in the oral group and 4 mm (2 -4 mm) in the IP group, the IP treatment resulted in a decrease to 0 mm (0 2 mm) after 28 days (p < 0.05), while the diameter was still 2 mm (0 10 mm) (NS) in the oral group. Disappearance of exit-site infection was also somewhat earlier in the intraperitoneal group (51 vs 15 days, NS). Catheter removal had to be done once in the IP group and twice in the oral group within 6 months after study entry. Conclusions The results give evidence for greater efficacy of the IP application of clindamycin as a first -Iine antibiotic compared to the oral route for the treatment of tunnel infections.


1990 ◽  
Vol 10 (1) ◽  
pp. 41-43 ◽  
Author(s):  
John M. Burkart ◽  
Britta Hylander ◽  
Theresa Durnell-Figel ◽  
Denise Roberts

Continuous ambulatory peritoneal dialysis (CAPD) is an increasingly popular means of end-stage renal disease replacement therapy. Unfortunately, peritonitis continues to be a major source of both morbidity and mortality. The Ultraset incorporates a “flush-before-fill” concept which should theoretically decrease peritonitis rates when compared to the standard spike procedure, while allowing patients the convenience of disconnect. To investigate the impact of long-term use of the Ultraset on peritonitis rates, we conducted the following study. We prospectively compared 21 new CAPD patients using the standard spike to 20 new CAPD patients using the Ultraset. Peritonitis episodes, episodes of exit -site infection, and the association of peritonitis with exit-site infection were monitored. Peritonitis rates were 7.57 months/episode for the group using the standard spike vs. 27.79 months/episode in the group using the Ultraset. Exit-site infection rates were 22.21 months/infection with the standard spike vs. 37.05 months/infection with the Ultraset. Using Kaplan-Meier plots, there was a statistically significant difference in the estimated time to the first episode of peritonitis, but there was no statistically significant difference regarding the risk of exit-site infections.


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