糖尿病肾病合并足感染的病原菌分布及药敏性观察

Distribution and drug sensitivity of pathogenic bacteria from patients with diabetic nephropathy complicated with foot infection

  • 摘要: 目的 了解糖尿病肾病合并足感染的病原菌分布及药敏性,为该疾病的临床诊断和合理用药提供研究依据。方法 选择2013年1月-2015年12月收治的糖尿病肾病合并足感染患者115例,采集足部浅表创面与深部脓腔标本,鉴定标本中的菌株种类,并对主要病原菌进行药敏试验。结果 115例患者共取得143份有效标本,分离出175株病原菌,以革兰阳性菌为主,占57.86 %;39株金黄色葡萄球菌中检测出MRSA菌株14株,MRSA阳性率为35.90 %;28株大肠埃希菌中检测出产ESBLs菌株8株,产ESBLs菌阳性率为28.57%;金黄色葡萄球菌、粪肠球菌对利奈唑胺、万古霉素的敏感率均为100.00 %。结论 通过监测病原菌的分布、变化及其药敏特点,可确立合理的抗菌药物应用方案,有利于糖尿病肾病合并足感染的治疗。

     

    Abstract: OBJECTIVE To learn the distribution and drug sensitivity of pathogenic bacteria from patients with diabetic nephropathy complicated with foot infection, so as to provide research basis for the clinical diagnosis and rational use of drugs of the disease. METHODS A total of 115 cases of patients with diabetic nephropathy complicated with foot infection from Jan. 2013 to Dec. 2015 were chosen. Superficial wound and deep abscess cavity of foot specimens were collected, strain kinds of specimens were identified, and drug susceptibilities of the main pathogenic bacteria were tested. RESULTS Totally 157 strains of pathogenic bacteria were isolated from 143 specimens of the 115 cases of patients, and the pathogenic bacteria primarily were gram-positive bacteria, was accounting for 57.86%. Totally 14 strains of MASA were detected from 39 strains of Staphylococcus aureus, and the positive rate of MRSA was 35.90%. Eight ESBLs-producing strains were detected from 28 strains of Escherichia coli, accounting for 28.57%. Sensitive rates of S. aureus and Enterococcus faecalis to linezolid and vancomycin were both 100.00%. CONCLUSION By monitoring the distribution, changes and susceptibility characteristics of pathogens, rational antimicrobial application solutions can be established, and it is beneficial for the treatment of diabetic nephropathy complicated with foot infection.

     

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