Prevalence of community acquired methicillin resistant Staphylococcus aureus (CA-MRSA) in skin and soft tissue infections among cases from Puducherry, India

Natarajaseenivasan, K. and Shanmughapriya, S. and Latha, R. and Artiflavia, G. and Kanagavel, M. and Pragash, D. (2012) Prevalence of community acquired methicillin resistant Staphylococcus aureus (CA-MRSA) in skin and soft tissue infections among cases from Puducherry, India. JOURNAL OF PUBLIC HEALTH-HEIDELBERG, 20.0 (6). pp. 593-597. ISSN 2198-1833

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Abstract

Aim Methicillin resistant Staphylococcus aureus (S. aureus) is a major human pathogen which causes a wide range of hospital and community-acquired infections worldwide. Our objective is to describe the prevalence of MRSA within Puducherry, India. Methods A total of 172 patients treated with incision and drainage of soft tissue infections from March 2009 to September 2010 were included in the present study. We examined the antibiotic sensitivity pattern and the distribution of genes among MRSA isolates. Results In total, 72 isolates were obtained of which 51 were MRSA and 21 were methicillin sensitive S. aureus (MSSA). All the isolates showed absolute resistance pattern against beta lactam antibiotics (penicillin, ampicillin, amoxicillin) and were found to be sensitive towards macrolide and lincosamide antibiotics. The gene distribution among MRSA isolates showed the presence of femA, mecA, and lukS in 100, 94.4 and 69.4 % of the isolates respectively. The antibiotic sensitivity pattern and molecular characterization showed an increased prevalence of community acquired MRSA (CA-MRSA) in the study population. Conclusion The MRSA isolates were found to be sensitive to macrolide and lincosamide antibiotics but MSSA showed resistance pattern to the same. In this regard these antibiotics can be used for the effective treatment of MRSA at the expense of MSSA among the study population.

Item Type: Article
Uncontrolled Keywords: Community acquired Staphylococcus aureus, Methicillin resistance, Lincosamide, Panton-valentine leukocidin, Staphylococcal cassette chromosome
Subjects: Medicine > Public, Environmental & Occupational Health
Divisions: Medicine > Aarupadai Veedu Medical College and Hospital, Puducherry, India > Medical Microbiology
Medicine > Aarupadai Veedu Medical College and Hospital, Puducherry, India > Microbiology
Depositing User: Unnamed user with email techsupport@mosys.org
Last Modified: 06 Feb 2026 07:10
URI: https://ir.vmrfdu.edu.in/id/eprint/6732

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