FREQUENCY OF SURGICAL SITE INFECTION IN ABDOMINAL HERNIA WITH GENTAMYCIN SPRAY ON MESH VERSUS NO SPRAY

Author(s):  
2018 ◽  
Vol 84 (6) ◽  
pp. 959-962 ◽  
Author(s):  
Seyed Amirhossein Razavi ◽  
Karan A. Desai ◽  
Alexandra M. Hart ◽  
Peter W. Thompson ◽  
Albert Losken

The goal in abdominal wall reconstruction (AWR) is to minimize morbidity and prevent hernia recurrence. Components separation and mesh reconstruction are two options, however, with advantages and disadvantages. The purpose of this review was to investigate outcomes in patients with abdominal wall hernia undergoing primary closure with component separation (CS) versus CS with acellular dermal matrix (ADM) reinforcement (CS + mesh). Medical records of consecutive patients who underwent abdominal wall reconstruction using CS with or without ADM reinforcement were retrospectively reviewed. Primary fascial closure was achieved in all patients. ADM reinforcement when used was performed using the underlay technique. Reconstructive technique and postoperative complications including delayed healing, skin necrosis, fistula, seroma, hematoma and surgical site infection, recurrence, and reoperation were recorded. Comparisons between the two groups were assessed. One hundred and seven patients were included (mean age, 55.7; 51.4% male; median follow-up 297 days). Twenty-six patients (24%) underwent CS alone; whereas 81 patients (76%) CS + mesh placement. Patient comorbidities, including smoking (26%), diabetes (20%), and hypertension (46%); body mass index (mean 32.3 ± 7.6); and albumin level on the day of surgery (mean 3.4 ± 0.5 mg/dL) were not significantly different between groups. Surgical site infection was significantly higher among CS + mesh patients (22.2%) versus CS only patients (3.9%) (P = 0.02). The recurrence rate of abdominal hernia was significantly lower in CS + mesh patients compared with CS only (14.8% vs 34.6%; P = 0.02). No significant differences in other postoperative complications were identified between the two groups. ADM reinforcement at the time of components separation is often selected in more complex, higher risk patients. Although the incidence of infection was higher in these patients, it was usually treated without mesh removal and recurrence rate was significantly lower when compared to CS alone.


Author(s):  
V Singh ◽  
A B Khyriem, W V Lyngdoh ◽  
C J Lyngdoh

Objectives - Surgical site infections (SSI) has turn out to be a major problem even in hospital with most modern facilities and standard protocols of pre -operative preparation and antibiotic prophylaxis. Objective of this study is to know the prevalence of surgical site infection among the postoperative patients and to identify the relationship between SSI and etiological pathogens along with their antimicrobial susceptibility at North Eastern Indira Gandhi Regional Institute of Health and Medical Sciences (NEIGRIHMS), Shillong. Methods - A retrospective case study conducted at NEIGRIHMS, among patients admitted to the surgical departments during the period between January 1st and December 31st 2016. Swabs from the surgical sites were collected under sterile conditions and standard bacteriological tests were performed for identification and appropriate statistical methods were employed to look for association between SSI and etiological pathogens. Results - Out of the 1284 samples included in the study, 192 samples showed evidence of SSI yielding an infection rate of 14.9%. The most commonly isolated bacteria were: Escherichia coli, Acinetobacter baumanii and Staphylococcus aureus, of the gram negative isolates 6.2% were multidrug resistant of which 19% were carbapenem resistant. Conclusion - SSI with multiple drug resistance strains and polymicrobial etiology reflects therapeutic failure. The outcome of the SSI surveillance in our hospital revealed that in order to decrease the incidence of SSI we would have to: a) incorporate a proper antibiotic stewardship  b) conduct periodic surveillance to keep a check on SSI d) educate medical staffs regarding the prevention of surgical site infection.


2008 ◽  
Vol 31 (4) ◽  
pp. 21 ◽  
Author(s):  
G W Rose ◽  
V R Roth ◽  
K N Suh ◽  
M Taljaard ◽  
C Van Walraven ◽  
...  

Background/Purpose: Surgical site infection surveillance to determineincidence is a key infection control activity. Case detection is labour-intensive, therefore most infection control programs use manual or simple electronic mechanisms to “trigger” chart review. However, such “trigger” mechanisms are also labour-intensive, and often of poor specificity. Our objective is to develop a complex trigger mechanism using data from an electronic data warehouse, to improve specificity of surveillance of surgical site infection compared to current trigger mechanisms. Methods: We will derive an electronic trigger tool for cardiac surgical site infection surveillance using a nested case-control design, among a cohort of all patients undergoing coronary artery bypass grafting, cardiac valve repairor replacement, or heart transplant at the University of Ottawa Heart Institute, from July 1 2004 to June 30 2007. We will perform a systematic literature review to identify potential trigger factors to include in the model, then construct the trigger tool by backwards stepwise logistic regression. The best-fit model will be used to calculate the probability of surgical site infection. We will select the threshold probability to use in surveillance by visual inspection of receiver-operator-characteristic curves. The accuracy of this electronic trigger mechanism will be compared to pre-existing manual and simple electronic mechanisms using relative true positive ratios and relative false positive ratios. Results/Conclusions: We have selected 200 cases of surgical site infection and 541 controls from among 3744 procedures performed during the study period. As of the date ofthis abstract we are still undertaking the systematic review.


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