念珠菌血流感染47例临床与病原学特征及预后分析
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R379.4

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南京医科大学附属江宁医院青年创新科研基金项目(2024年度)(JNYYZXKY202408)


Clinical and pathogenic characteristics and prognosis of 47 patients with Candida bloodstream infection
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    摘要:

    目的 分析念珠菌血流感染(CBSI)患者的临床、病原学特征,以及预后影响因素。方法 收集某院2015年1月—2024年9月47例CBSI患者的临床资料,分析患者科室分布、感染菌种分布、耐药性,以及预后不良影响因素。结果 47例CBSI患者共检出念珠菌51株,主要来源重症监护病房(ICU;25例,53.2%),肠瘘外科(8例,17.0%),呼吸内科(4例,8.6%)等科室;检出菌种以白念珠菌(29株,56.9%)、热带念珠菌(7株,13.7%)、光滑念珠菌(6株,11.8%)、近平滑念珠菌(6株, 11.8%)为主。白念珠菌对氟康唑的耐药率为11.5%(3/26)。根据预后结果分为预后良好组26例(55.3%)和预后不良组21例(44.7%),单因素分析显示:预后良好组与预后不良组患者中性粒细胞绝对值、入住ICU、机械通气、气管插管、消化道出血/穿孔、手术治疗(病灶清除、引流或疏通梗阻)几项指标比较,差异均具有统计学意义(均P<0.05);多因素logistic回归分析初步显示:消化道出血/穿孔是CBSI患者不良预后潜在的危险因素(OR=11.156,95%CI: 1.434~86.809,P=0.021)。结论 CBSI菌种检出以白念珠菌为主,消化道出血/穿孔可能是影响CBSI患者预后的潜在危险因素之一,该类患者一般病情危重,应尽早发现并采取治疗措施,改善患者预后。限于样本量不大,仍需进一步研究加以确证。

    Abstract:

    Objective To analyze the clinical and pathogenic characteristics, as well as influencing factors for the prognosis of patients with Candida bloodstream infection (CBSI). Methods Clinical data of 47 CBSI patients in a hospital from January 2015 to September 2024 were collected. Distribution of departments and infection strains, antimicrobial resistance, and influencing factors for the poor prognosis of patients were analyzed. Results A total of 51 strains of Candida were detected from 47 CBSI patients, mainly from the intensive care unit (ICU; n=25, 53.2%), department of intestinal fistula surgery (n=8, 17.0%), and department of respiratory medicine (n=4, 8.6%), et al. The main detected pathogens were Candida albicans (n=29, 56.9%), Candida tropicalis (n=7, 13.7%), Candida glabrata (n=6, 11.8%), and Candida parapsilosis (n=6, 11.8%). Resistance rate of Candida albicans to fluconazole was 11.5% (3/26). According to the prognosis results, patients were divided into a good prognosis group(n=26, 55.3%) and a poor prognosis group (n=21, 44.7%). Univariate analysis showed statistically significant differences between patients in the good prognosis group and the poor prognosis group in terms of absolute neutrophil count, ICU admission, mechanical ventilation, tracheal intubation, gastrointestinal hemorrhage/perforation, and surgical treatment (lesion clearance, drainage or unblocking for obstruction) (all P<0.05). Preliminary multivariate logistic regression analysis showed that gastrointestinal hemorrhage/perforation was a potential risk factor for the poor prognosis in CBSI patients (OR=11.156, 95%CI: 1.434-86.809, P=0.021). Conclusion The detected CBSI strains are mainly Candida albicans, and gastrointestinal hemorrhage/perforation may be one of the potential risk factors affecting the prognosis of CBSI patients. These patients are generally in critical condition and should be detected and treated as early as possible to improve their prognosis. Due to the small amount of specimens, further research is still needed for confirmation.

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张添添,王欢,陈莉,等.念珠菌血流感染47例临床与病原学特征及预后分析[J]. 中国感染控制杂志,2025,24(7):967-974. DOI:10.12138/j. issn.1671-9638.20257100.
ZHANG Tiantian, WANG Huan, CHEN Li, et al. Clinical and pathogenic characteristics and prognosis of 47 patients with Candida bloodstream infection[J]. Chin J Infect Control, 2025,24(7):967-974. DOI:10.12138/j. issn.1671-9638.20257100.

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  • 收稿日期:2024-10-24
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  • 在线发布日期: 2025-07-28
  • 出版日期: 2025-07-28