Hospital-Acquired Methicillin-Resistant Staphylococcus aureus: Epidemiology, Treatment and Control

Antimicrobial-resistant organisms are an expanding problem, resulting in increased morbidity and mortality, prolonged hospital stay, and heightened health care costs for care and antimicrobial management. Methicillin-resistant Staphylococcus aureus (MRSA) has emerged as a major hospital-acquired, an...

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Main Author: Coleman Rotstein
Format: Article
Language:English
Published: Wiley 2006-01-01
Series:Canadian Journal of Infectious Diseases and Medical Microbiology
Online Access:http://dx.doi.org/10.1155/2006/703782
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author Coleman Rotstein
author_facet Coleman Rotstein
author_sort Coleman Rotstein
collection DOAJ
description Antimicrobial-resistant organisms are an expanding problem, resulting in increased morbidity and mortality, prolonged hospital stay, and heightened health care costs for care and antimicrobial management. Methicillin-resistant Staphylococcus aureus (MRSA) has emerged as a major hospital-acquired, antimicrobial-resistant pathogen. MRSA not only colonizes hospitalized patients but has a propensity to produce more serious, life- threatening infection than methicillin-susceptible strains. Numerous risk factors, including antimicrobial use and proximity to a patient harbouring MRSA, have been linked to the acquisition of MRSA. Although vancomycin has been the mainstay of therapy for MRSA, failures have been reported due to reduced susceptibility to this agent. Other available therapeutic agents for MRSA include trimethoprim-sulfamethoxazole, tetracycline, fusidic acid, rifampin (in combination with other effective agents) and linezolid. Potential therapeutic agents that are currently under investigation include daptomycin, dalbavancin, tigecycline, ceftobiprole and iclaprim. Only enhanced infection control practices can halt the progressive transmission of MRSA in the hospital environment. However, such measures have not quite fulfilled their promise in clinical studies. Moreover, eradication of MRSA colonization is controversial and may promote greater resistance. A multidisciplinary approach to the prevention, containment and treatment of MRSA is necessary.
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spelling doaj-art-b411728fad0c4197921f3d84cd70acda2025-08-20T03:20:52ZengWileyCanadian Journal of Infectious Diseases and Medical Microbiology1712-95322006-01-0117Suppl B13B18B10.1155/2006/703782Hospital-Acquired Methicillin-Resistant Staphylococcus aureus: Epidemiology, Treatment and ControlColeman Rotstein0Division of Infectious Diseases and Department of Medicine, McMaster University and Hamilton Health Sciences, Hamilton, Ontario, CanadaAntimicrobial-resistant organisms are an expanding problem, resulting in increased morbidity and mortality, prolonged hospital stay, and heightened health care costs for care and antimicrobial management. Methicillin-resistant Staphylococcus aureus (MRSA) has emerged as a major hospital-acquired, antimicrobial-resistant pathogen. MRSA not only colonizes hospitalized patients but has a propensity to produce more serious, life- threatening infection than methicillin-susceptible strains. Numerous risk factors, including antimicrobial use and proximity to a patient harbouring MRSA, have been linked to the acquisition of MRSA. Although vancomycin has been the mainstay of therapy for MRSA, failures have been reported due to reduced susceptibility to this agent. Other available therapeutic agents for MRSA include trimethoprim-sulfamethoxazole, tetracycline, fusidic acid, rifampin (in combination with other effective agents) and linezolid. Potential therapeutic agents that are currently under investigation include daptomycin, dalbavancin, tigecycline, ceftobiprole and iclaprim. Only enhanced infection control practices can halt the progressive transmission of MRSA in the hospital environment. However, such measures have not quite fulfilled their promise in clinical studies. Moreover, eradication of MRSA colonization is controversial and may promote greater resistance. A multidisciplinary approach to the prevention, containment and treatment of MRSA is necessary.http://dx.doi.org/10.1155/2006/703782
spellingShingle Coleman Rotstein
Hospital-Acquired Methicillin-Resistant Staphylococcus aureus: Epidemiology, Treatment and Control
Canadian Journal of Infectious Diseases and Medical Microbiology
title Hospital-Acquired Methicillin-Resistant Staphylococcus aureus: Epidemiology, Treatment and Control
title_full Hospital-Acquired Methicillin-Resistant Staphylococcus aureus: Epidemiology, Treatment and Control
title_fullStr Hospital-Acquired Methicillin-Resistant Staphylococcus aureus: Epidemiology, Treatment and Control
title_full_unstemmed Hospital-Acquired Methicillin-Resistant Staphylococcus aureus: Epidemiology, Treatment and Control
title_short Hospital-Acquired Methicillin-Resistant Staphylococcus aureus: Epidemiology, Treatment and Control
title_sort hospital acquired methicillin resistant staphylococcus aureus epidemiology treatment and control
url http://dx.doi.org/10.1155/2006/703782
work_keys_str_mv AT colemanrotstein hospitalacquiredmethicillinresistantstaphylococcusaureusepidemiologytreatmentandcontrol