Shifting of Distribution and Changing of Antibiotic Resistance in Gram-Positive Bacteria from Bile of Patients with Acute Cholangitis

Yuqi Hao,1 Lianxin Li,2 Wenting Du,1 Jinshuai Lu1 1Department of General Internal Medicine, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumqi, Xinjiang, People’s Republic of China; 2Endoscopy Center, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumqi, Xinjiang, People’s Republ...

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Main Authors: Hao Y, Li L, Du W, Lu J
Format: Article
Language:English
Published: Dove Medical Press 2025-02-01
Series:Infection and Drug Resistance
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Online Access:https://www.dovepress.com/shifting-of-distribution-and-changing-of-antibiotic-resistance-in-gram-peer-reviewed-fulltext-article-IDR
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author Hao Y
Li L
Du W
Lu J
author_facet Hao Y
Li L
Du W
Lu J
author_sort Hao Y
collection DOAJ
description Yuqi Hao,1 Lianxin Li,2 Wenting Du,1 Jinshuai Lu1 1Department of General Internal Medicine, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumqi, Xinjiang, People’s Republic of China; 2Endoscopy Center, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumqi, Xinjiang, People’s Republic of ChinaCorrespondence: Jinshuai Lu, Department of General Internal Medicine, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumqi, Xinjiang, People’s Republic of China, Email lujinshuai@xjrmyy.comBackground: Gram-negative bacteria are the predominant pathogens responsible for biliary infections; however, the prevalence of Gram-positive bacteria is currently increasing. Investigating the bacterial spectrum and evolving antibiotic resistance patterns of Gram-positive bacteria is crucial for optimizing the management of acute cholangitis, particularly in the context of the global rise in antibiotic resistance.Methods: This retrospective analysis focused on Gram-positive bacteria isolated from the bile of patients undergoing biliary drainage with acute cholangitis at our hospital from January 1, 2018, to March 31, 2024. In total, 342 strains of Gram-positive bacteria were examined.Results: The main Gram-positive bacteria detected included Enterococcus (57.23%), Staphylococcus (23.41%), and Streptococcus (13.01%). The most common species detected were Enterococcus faecium (36.42%), Enterococcus faecalis (14.16%), and Staphylococcus epidermidis (7.80%). Trend analysis revealed a decrease in the proportion of Enterococcus and an increase in Streptococcus. Additionally, the detection rate of methicillin-resistant Staphylococcus (MRS) showed a significant rise. Gram-positive bacteria exhibited high resistance to erythromycin and penicillin but remained highly susceptible to linezolid and vancomycin. Further, resistance to quinolones among Gram-positive bacteria was notably elevated.Conclusion: The bacterial spectrum and antibiotic resistance patterns of Gram-positive bacteria in acute cholangitis have undergone significant changes. Penicillin is not recommended for the treatment of Gram-positive bacterial infections. Antibiotic resistance should be closely monitored when using quinolones. Particular attention is warranted regarding the markedly increasing antibiotic resistance of Enterococcus faecium.Keywords: acute cholangitis, bile culture, gram-positive bacteria, distribution, antibiotic resistance
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spelling doaj-art-9b0a563858394f5692b20c73bcfcd5122025-08-20T02:04:23ZengDove Medical PressInfection and Drug Resistance1178-69732025-02-01Volume 1811871197100637Shifting of Distribution and Changing of Antibiotic Resistance in Gram-Positive Bacteria from Bile of Patients with Acute CholangitisHao YLi LDu WLu JYuqi Hao,1 Lianxin Li,2 Wenting Du,1 Jinshuai Lu1 1Department of General Internal Medicine, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumqi, Xinjiang, People’s Republic of China; 2Endoscopy Center, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumqi, Xinjiang, People’s Republic of ChinaCorrespondence: Jinshuai Lu, Department of General Internal Medicine, People’s Hospital of Xinjiang Uygur Autonomous Region, Urumqi, Xinjiang, People’s Republic of China, Email lujinshuai@xjrmyy.comBackground: Gram-negative bacteria are the predominant pathogens responsible for biliary infections; however, the prevalence of Gram-positive bacteria is currently increasing. Investigating the bacterial spectrum and evolving antibiotic resistance patterns of Gram-positive bacteria is crucial for optimizing the management of acute cholangitis, particularly in the context of the global rise in antibiotic resistance.Methods: This retrospective analysis focused on Gram-positive bacteria isolated from the bile of patients undergoing biliary drainage with acute cholangitis at our hospital from January 1, 2018, to March 31, 2024. In total, 342 strains of Gram-positive bacteria were examined.Results: The main Gram-positive bacteria detected included Enterococcus (57.23%), Staphylococcus (23.41%), and Streptococcus (13.01%). The most common species detected were Enterococcus faecium (36.42%), Enterococcus faecalis (14.16%), and Staphylococcus epidermidis (7.80%). Trend analysis revealed a decrease in the proportion of Enterococcus and an increase in Streptococcus. Additionally, the detection rate of methicillin-resistant Staphylococcus (MRS) showed a significant rise. Gram-positive bacteria exhibited high resistance to erythromycin and penicillin but remained highly susceptible to linezolid and vancomycin. Further, resistance to quinolones among Gram-positive bacteria was notably elevated.Conclusion: The bacterial spectrum and antibiotic resistance patterns of Gram-positive bacteria in acute cholangitis have undergone significant changes. Penicillin is not recommended for the treatment of Gram-positive bacterial infections. Antibiotic resistance should be closely monitored when using quinolones. Particular attention is warranted regarding the markedly increasing antibiotic resistance of Enterococcus faecium.Keywords: acute cholangitis, bile culture, gram-positive bacteria, distribution, antibiotic resistancehttps://www.dovepress.com/shifting-of-distribution-and-changing-of-antibiotic-resistance-in-gram-peer-reviewed-fulltext-article-IDRacute cholangitisbile culturegram-positive bacteriadistributionantibiotic resistance
spellingShingle Hao Y
Li L
Du W
Lu J
Shifting of Distribution and Changing of Antibiotic Resistance in Gram-Positive Bacteria from Bile of Patients with Acute Cholangitis
Infection and Drug Resistance
acute cholangitis
bile culture
gram-positive bacteria
distribution
antibiotic resistance
title Shifting of Distribution and Changing of Antibiotic Resistance in Gram-Positive Bacteria from Bile of Patients with Acute Cholangitis
title_full Shifting of Distribution and Changing of Antibiotic Resistance in Gram-Positive Bacteria from Bile of Patients with Acute Cholangitis
title_fullStr Shifting of Distribution and Changing of Antibiotic Resistance in Gram-Positive Bacteria from Bile of Patients with Acute Cholangitis
title_full_unstemmed Shifting of Distribution and Changing of Antibiotic Resistance in Gram-Positive Bacteria from Bile of Patients with Acute Cholangitis
title_short Shifting of Distribution and Changing of Antibiotic Resistance in Gram-Positive Bacteria from Bile of Patients with Acute Cholangitis
title_sort shifting of distribution and changing of antibiotic resistance in gram positive bacteria from bile of patients with acute cholangitis
topic acute cholangitis
bile culture
gram-positive bacteria
distribution
antibiotic resistance
url https://www.dovepress.com/shifting-of-distribution-and-changing-of-antibiotic-resistance-in-gram-peer-reviewed-fulltext-article-IDR
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