Methicillin-Resistant Staphylococcus aureus in Extended-Care Facilities: Experiences in a Veterans' Affairs Nursing Home and a Review of the Literature

1991 ◽  
Vol 12 (1) ◽  
pp. 36-45 ◽  
Author(s):  
Larry J. Strausbaugh ◽  
Cleone Jacobson ◽  
David L. Sewell ◽  
Susan Potter ◽  
Thomas T. Ward
2010 ◽  
Vol 31 (8) ◽  
pp. 838-841 ◽  
Author(s):  
Simone M. Shurland ◽  
O. Colin Stine ◽  
Richard A. Venezia ◽  
Jennifer K. Johnson ◽  
Min Zhan ◽  
...  

We performed a retrospective cohort study (n = 129) to assess whether residents of extended care facilities who were initially colonized or infected with the methicillin-resistant Staphylococcus aureus (MRSA) strain USA300 were less likely to have prolonged colonization than were residents colonized or infected with other MRSA strains. We found no difference in prolonged colonization (adjusted odds ratio, 1.1 [95% confidence interval, 0.5–2.4]).


2018 ◽  
Vol 146 (16) ◽  
pp. 2036-2041 ◽  
Author(s):  
A. Chow ◽  
P. Y. Hon ◽  
G. Tin ◽  
W. Zhang ◽  
B. F. Poh ◽  
...  

AbstractIntranasal octenidine, an antiseptic alternative to mupirocin, can be used for methicillin-resistant Staphylococcus aureus (MRSA) decolonisation in the prevention of nosocomial transmission. A controlled before–after study was conducted in three extended-care hospitals in Singapore. All inpatients with >48 h stay were screened for MRSA colonisation in mid-2015(pre-intervention) and mid-2016(post-intervention). Hospital A: universal daily chlorhexidine bathing throughout 2015 and 2016, with intranasal octenidine for MRSA-colonisers in 2016. Hospital B: universal daily octenidine bathing and intranasal octenidine for MRSA-colonisers in 2016. Hospital C: no intervention. In 2015, MRSA prevalence was similar among the hospitals (Hospital A: 38.5%, Hospital B: 48.1%, Hospital C: 43.4%, P = 0.288). From 2015 to 2016, MRSA prevalence reduced by 58% in Hospital A (Adj OR 0.42, 95% CI 0.20–0.89) and 43% in Hospital B (Adj OR 0.57, 95% CI 0.39–0.84), but remained similar in Hospital C (Adj OR 1.19, 95% CI 0.60–2.33), after adjusting for age, gender, comorbidities, prior MRSA carriage, prior antibiotics exposure and length of hospital stay. Compared with the change in MRSA prevalence from 2015 to 2016 in Hospital C, MRSA prevalence declined substantially in Hospital A (Adj OR 0.35, 95% CI 0.13–0.97) and Hospital B (Adj OR 0.48, 95% CI 0.22–1.03). Topical intranasal octenidine, coupled with universal daily antiseptic bathing, can reduce MRSA colonisation in extended-care facilities.


2021 ◽  
Vol 74 (1) ◽  
Author(s):  
Daniel Crespo-Piazuelo ◽  
Peadar G. Lawlor

AbstractSince the 1940s, Staphylococcus aureus has adapted to the use of different antimicrobials to treat infections. Although S. aureus can act as a commensal bacterium, some strains are facultative pathogens and acquiring them can be fatal. In particular, treating infections caused by S. aureus with acquired antimicrobial resistance is problematic, as their treatment is more difficult. Some of these S. aureus variants are methicillin-resistant S. aureus (MRSA) with prevalence across the globe in health-care facilities, community settings and on livestock farms. Apart from humans, MRSA can colonise other animal species, and because of this, resistance to new antimicrobials can appear and jump between species. Livestock and companion animals are particularly important in this regard considering the relatively high usage of antimicrobials in these species. There is a risk to humans who come into direct contact with animals acquiring MRSA but there is also the risk of animals acquiring MRSA from colonised humans. In this review, we summarise studies conducted worldwide to characterise the prevalence of MRSA in veterinarians, farmers and other personnel who come into close contact with animals. Finally, alternative treatment, preventive measures and on-farm strategies to reduce MRSA introduction to a farm and carriage within a herd are discussed.


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