Infectious complications and managements for surgical site infections in genital Paget's disease
O Yamasaki1, K Asagoe, M Otsuka
1Department of Dermatology, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, 2-5-1 Shikata-cho, Okayama 700-8558, Japan. kota616@cc.okayama-u.ac.jp
Background:
Extramammary Paget's disease is an intra-epidermal carcinoma that occurs preferentially in genital areas. Patients with genital Paget's disease (GPD) sometimes develop severe post-surgical infections because of this anatomical disadvantage.
Objective:
To study perioperative micro-organisms and surgical site infection (SSI) in GPD.
Methods:
We examined micro-organisms isolated from preoperative lesions, necrotic sites and infected wounds in 60 adult patients with GPD who underwent surgery at our hospital between November 1990 and December 2005. Based on the obtained microbiological data, we assessed the incidence, risk factors and treatment of SSI.
Results:
The colonized organisms found in preoperative GPD were Enterobacteriaceae (27.6%), methicillin-sensitive Staphylococcus aureus (MSSA) (22.4%) and coagulase-negative staphylococci (CNS) (15.5%), among others. In the postoperative necrotic sites, the frequency of MSSA isolation was reduced to 9.4%, while Pseudomonas aeruginosa and methicillin-resistant S. aureus (MRSA) both increased in frequency from 3.4% and 0% upon preoperative examination to 18.8% and 9.4%, respectively. The incidence of SSI was 15%. In 7 of 9 SSIs, MRSA and/or P. aeruginosa were isolated.
Conclusion:
We have successfully identified a number of perioperative micro-organisms in GPD. The present observations may be extremely useful in choosing appropriate antimicrobial agents for use in the surgical treatment of GPD.
Insights
Genital Paget's disease (GPD) surgery patients face infection risks. This study identified key perioperative microbes, including MRSA and Pseudomonas aeruginosa, aiding targeted antimicrobial therapy for better surgical outcomes.
Area of Science:
- Oncology
- Infectious Diseases
- Microbiology
Background:
- Extramammary Paget's disease is an intra-epidermal carcinoma primarily affecting genital areas.
- Patients with genital Paget's disease (GPD) are susceptible to severe post-surgical infections due to anatomical factors.
Purpose of the Study:
- To investigate perioperative microorganisms associated with GPD.
- To determine the incidence, risk factors, and treatment of surgical site infections (SSI) in GPD patients.
Main Methods:
- Microorganisms were isolated from preoperative lesions, necrotic sites, and infected wounds in 60 adult GPD patients undergoing surgery.
- Microbiological data was analyzed to assess SSI incidence, risk factors, and treatment strategies.
Main Results:
- Preoperative GPD isolates included Enterobacteriaceae (27.6%), methicillin-sensitive Staphylococcus aureus (MSSA) (22.4%), and coagulase-negative staphylococci (CNS) (15.5%).
- Postoperatively, MSSA decreased (9.4%), while Pseudomonas aeruginosa (18.8%) and methicillin-resistant S. aureus (MRSA) (9.4%) increased.
- The overall SSI incidence was 15%, with MRSA and/or P. aeruginosa identified in 7 out of 9 SSIs.
Conclusions:
- Key perioperative microorganisms in GPD have been identified.
- These findings are crucial for selecting effective antimicrobial agents in GPD surgical treatment.
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