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Subcutaneous Infection of Methicillin Resistant Staphylococcus Aureus MRSA
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Subcutaneous Infection of Methicillin Resistant Staphylococcus Aureus MRSA

Published on: February 9, 2011

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Antimicrobial Resistance Patterns in Methicillin-Resistant Staphylococcus aureus from Patients Hospitalized during

Barbara Kot1, Kamila Wierzchowska2, Małgorzata Piechota2

  • 1Department of Microbiology, Faculty of Natural Sciences, Siedlce University of Natural Sciences and Humanities, Siedlce, Poland, barbara.kot@uph.edu.pl.

Medical Principles and Practice : International Journal of the Kuwait University, Health Science Centre
|July 1, 2019
PubMed
Abstract

Insights

Methicillin-resistant Staphylococcus aureus (MRSA) in Poland shows high resistance to common antibiotics, with most isolates being multidrug-resistant (MDR). This highlights the urgent need for updated treatment strategies against these evolving hospital-acquired infections.

Area of Science:

  • Clinical microbiology
  • Infectious diseases
  • Antimicrobial resistance

Background:

  • Methicillin-resistant Staphylococcus aureus (MRSA) poses a significant threat in hospital settings.
  • Understanding the evolving antimicrobial resistance patterns of MRSA is crucial for effective patient management.

Purpose of the Study:

  • To determine the antimicrobial resistance profiles of MRSA isolates from clinical samples in Poland.
  • To analyze the genetic diversity and resistance patterns of MRSA strains collected between 2015-2017.

Main Methods:

  • Antimicrobial susceptibility testing using disc diffusion.
  • Confirmation of methicillin resistance via cefoxitin disk and PCR detection of the mecA gene.
  • spa gene polymorphism analysis using PCR.

Main Results:

  • High resistance rates observed for levofloxacin (83.9%), ciprofloxacin (83%), erythromycin (77.7%), and clindamycin (72.3%).
  • No resistance detected for linezolid and teicoplanin.
  • 92.9% of MRSA isolates were multidrug-resistant (MDR), with increasing resistance noted from 2016 to 2017.

Conclusions:

  • MRSA isolates in hospital environments rapidly acquire new resistance mechanisms.
  • Knowledge of current MRSA resistance patterns is essential for guiding effective treatment of MDR MRSA infections.
Keywords:
Antibiotic resistanceMethicillin-resistant Staphylococcus aureusMultidrug-resistant Staphylococcus aureusSpa types

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